Home / 58,219,411.80-87,329,117.70-55,385,059.80

Finding the Fourth Proportional to 58,219,411.80, 87,329,117.70 and 55,385,059.80

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Solution

The fourth proportional to 58,219,411.80, 87,329,117.70 and 55,385,059.80 is: 83,077,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,219,411.80 : 87,329,117.70 = 55,385,059.80 : x
  2. Step 2: Convert to fraction form
    58,219,411.80/87,329,117.70 = 55,385,059.80/x
  3. Step 3: Cross multiply
    58,219,411.80x = 87,329,117.70 × 55,385,059.80
  4. Step 4: Simplify right side
    58,219,411.80x = 4,836,728,406,095,738
  5. Step 5: Solve for x
    x = 4,836,728,406,095,738/58,219,411.80
  6. Step 6: Final answer
    x = 83,077,589.70

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.