Home / 48,402.72-66,787.20-29,545.92

Finding the Fourth Proportional to 48,402.72, 66,787.20 and 29,545.92

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Solution

The fourth proportional to 48,402.72, 66,787.20 and 29,545.92 is: 40,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402.72 : 66,787.20 = 29,545.92 : x
  2. Step 2: Convert to fraction form
    48,402.72/66,787.20 = 29,545.92/x
  3. Step 3: Cross multiply
    48,402.72x = 66,787.20 × 29,545.92
  4. Step 4: Simplify right side
    48,402.72x = 1,973,289,268.22
  5. Step 5: Solve for x
    x = 1,973,289,268.22/48,402.72
  6. Step 6: Final answer
    x = 40,768.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.