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Finding the Fourth Proportional to 181,265.34, 271,925.67 and 92,470.40

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Solution

The fourth proportional to 181,265.34, 271,925.67 and 92,470.40 is: 138,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,265.34 : 271,925.67 = 92,470.40 : x
  2. Step 2: Convert to fraction form
    181,265.34/271,925.67 = 92,470.40/x
  3. Step 3: Cross multiply
    181,265.34x = 271,925.67 × 92,470.40
  4. Step 4: Simplify right side
    181,265.34x = 25,145,074,115.54
  5. Step 5: Solve for x
    x = 25,145,074,115.54/181,265.34
  6. Step 6: Final answer
    x = 138,719.70

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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.