Home / 156,359.60-215,787.04-95,129.66

Finding the Fourth Proportional to 156,359.60, 215,787.04 and 95,129.66

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Solution

The fourth proportional to 156,359.60, 215,787.04 and 95,129.66 is: 131,285.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,359.60 : 215,787.04 = 95,129.66 : x
  2. Step 2: Convert to fraction form
    156,359.60/215,787.04 = 95,129.66/x
  3. Step 3: Cross multiply
    156,359.60x = 215,787.04 × 95,129.66
  4. Step 4: Simplify right side
    156,359.60x = 20,527,747,747.61
  5. Step 5: Solve for x
    x = 20,527,747,747.61/156,359.60
  6. Step 6: Final answer
    x = 131,285.50

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1.5x scale

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.