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Finding the Fourth Proportional to 34,892.37, 52,330.69 and 9,931.87

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Solution

The fourth proportional to 34,892.37, 52,330.69 and 9,931.87 is: 14,895.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,892.37 : 52,330.69 = 9,931.87 : x
  2. Step 2: Convert to fraction form
    34,892.37/52,330.69 = 9,931.87/x
  3. Step 3: Cross multiply
    34,892.37x = 52,330.69 × 9,931.87
  4. Step 4: Simplify right side
    34,892.37x = 519,741,373.27
  5. Step 5: Solve for x
    x = 519,741,373.27/34,892.37
  6. Step 6: Final answer
    x = 14,895.56

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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.