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Finding the Fourth Proportional to 92,523.39, 138,787.71 and 29,343.79

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Solution

The fourth proportional to 92,523.39, 138,787.71 and 29,343.79 is: 44,016.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,523.39 : 138,787.71 = 29,343.79 : x
  2. Step 2: Convert to fraction form
    92,523.39/138,787.71 = 29,343.79/x
  3. Step 3: Cross multiply
    92,523.39x = 138,787.71 × 29,343.79
  4. Step 4: Simplify right side
    92,523.39x = 4,072,557,416.82
  5. Step 5: Solve for x
    x = 4,072,557,416.82/92,523.39
  6. Step 6: Final answer
    x = 44,016.52

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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.