Home / 58,177.17-87,210.09-18,706.50

Finding the Fourth Proportional to 58,177.17, 87,210.09 and 18,706.50

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Solution

The fourth proportional to 58,177.17, 87,210.09 and 18,706.50 is: 28,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,177.17 : 87,210.09 = 18,706.50 : x
  2. Step 2: Convert to fraction form
    58,177.17/87,210.09 = 18,706.50/x
  3. Step 3: Cross multiply
    58,177.17x = 87,210.09 × 18,706.50
  4. Step 4: Simplify right side
    58,177.17x = 1,631,395,548.59
  5. Step 5: Solve for x
    x = 1,631,395,548.59/58,177.17
  6. Step 6: Final answer
    x = 28,041.85

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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.