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Finding the Fourth Proportional to 57,665.55, 86,472.34 and 24,368.47

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Solution

The fourth proportional to 57,665.55, 86,472.34 and 24,368.47 is: 36,541.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,665.55 : 86,472.34 = 24,368.47 : x
  2. Step 2: Convert to fraction form
    57,665.55/86,472.34 = 24,368.47/x
  3. Step 3: Cross multiply
    57,665.55x = 86,472.34 × 24,368.47
  4. Step 4: Simplify right side
    57,665.55x = 2,107,198,623.12
  5. Step 5: Solve for x
    x = 2,107,198,623.12/57,665.55
  6. Step 6: Final answer
    x = 36,541.72

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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.