Home / 80,476.46-120,727.65-25,059.50

Finding the Fourth Proportional to 80,476.46, 120,727.65 and 25,059.50

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Solution

The fourth proportional to 80,476.46, 120,727.65 and 25,059.50 is: 37,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,476.46 : 120,727.65 = 25,059.50 : x
  2. Step 2: Convert to fraction form
    80,476.46/120,727.65 = 25,059.50/x
  3. Step 3: Cross multiply
    80,476.46x = 120,727.65 × 25,059.50
  4. Step 4: Simplify right side
    80,476.46x = 3,025,374,545.18
  5. Step 5: Solve for x
    x = 3,025,374,545.18/80,476.46
  6. Step 6: Final answer
    x = 37,593.29

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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.