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Finding the Fourth Proportional to 57,764.56, 86,629.20 and 24,484

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Solution

The fourth proportional to 57,764.56, 86,629.20 and 24,484 is: 36,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,764.56 : 86,629.20 = 24,484 : x
  2. Step 2: Convert to fraction form
    57,764.56/86,629.20 = 24,484/x
  3. Step 3: Cross multiply
    57,764.56x = 86,629.20 × 24,484
  4. Step 4: Simplify right side
    57,764.56x = 2,121,029,332.80
  5. Step 5: Solve for x
    x = 2,121,029,332.80/57,764.56
  6. Step 6: Final answer
    x = 36,718.52

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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.