Home / 52,502.40-72,453.60-28,629.47

Finding the Fourth Proportional to 52,502.40, 72,453.60 and 28,629.47

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Solution

The fourth proportional to 52,502.40, 72,453.60 and 28,629.47 is: 39,508.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.40 : 72,453.60 = 28,629.47 : x
  2. Step 2: Convert to fraction form
    52,502.40/72,453.60 = 28,629.47/x
  3. Step 3: Cross multiply
    52,502.40x = 72,453.60 × 28,629.47
  4. Step 4: Simplify right side
    52,502.40x = 2,074,307,805.32
  5. Step 5: Solve for x
    x = 2,074,307,805.32/52,502.40
  6. Step 6: Final answer
    x = 39,508.82

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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.