Home / 156,390.46-234,585.96-38,061.88

Finding the Fourth Proportional to 156,390.46, 234,585.96 and 38,061.88

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Solution

The fourth proportional to 156,390.46, 234,585.96 and 38,061.88 is: 57,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,390.46 : 234,585.96 = 38,061.88 : x
  2. Step 2: Convert to fraction form
    156,390.46/234,585.96 = 38,061.88/x
  3. Step 3: Cross multiply
    156,390.46x = 234,585.96 × 38,061.88
  4. Step 4: Simplify right side
    156,390.46x = 8,928,782,659.20
  5. Step 5: Solve for x
    x = 8,928,782,659.20/156,390.46
  6. Step 6: Final answer
    x = 57,092.89

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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.