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Finding the Fourth Proportional to 62,650.71, 86,462.97 and 35,432.53

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Solution

The fourth proportional to 62,650.71, 86,462.97 and 35,432.53 is: 48,899.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,650.71 : 86,462.97 = 35,432.53 : x
  2. Step 2: Convert to fraction form
    62,650.71/86,462.97 = 35,432.53/x
  3. Step 3: Cross multiply
    62,650.71x = 86,462.97 × 35,432.53
  4. Step 4: Simplify right side
    62,650.71x = 3,063,601,778.41
  5. Step 5: Solve for x
    x = 3,063,601,778.41/62,650.71
  6. Step 6: Final answer
    x = 48,899.71

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1.5x scale

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.