Home / 55,495.32-83,217.10-28,834.15

Finding the Fourth Proportional to 55,495.32, 83,217.10 and 28,834.15

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Solution

The fourth proportional to 55,495.32, 83,217.10 and 28,834.15 is: 43,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,495.32 : 83,217.10 = 28,834.15 : x
  2. Step 2: Convert to fraction form
    55,495.32/83,217.10 = 28,834.15/x
  3. Step 3: Cross multiply
    55,495.32x = 83,217.10 × 28,834.15
  4. Step 4: Simplify right side
    55,495.32x = 2,399,494,343.97
  5. Step 5: Solve for x
    x = 2,399,494,343.97/55,495.32
  6. Step 6: Final answer
    x = 43,237.78

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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.