Home / 52,502.75-72,453.17-28,629.62

Finding the Fourth Proportional to 52,502.75, 72,453.17 and 28,629.62

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Solution

The fourth proportional to 52,502.75, 72,453.17 and 28,629.62 is: 39,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.75 : 72,453.17 = 28,629.62 : x
  2. Step 2: Convert to fraction form
    52,502.75/72,453.17 = 28,629.62/x
  3. Step 3: Cross multiply
    52,502.75x = 72,453.17 × 28,629.62
  4. Step 4: Simplify right side
    52,502.75x = 2,074,306,724.90
  5. Step 5: Solve for x
    x = 2,074,306,724.90/52,502.75
  6. Step 6: Final answer
    x = 39,508.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.