Home / 156,253.20-234,342.58-67,458.12

Finding the Fourth Proportional to 156,253.20, 234,342.58 and 67,458.12

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Solution

The fourth proportional to 156,253.20, 234,342.58 and 67,458.12 is: 101,171.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,253.20 : 234,342.58 = 67,458.12 : x
  2. Step 2: Convert to fraction form
    156,253.20/234,342.58 = 67,458.12/x
  3. Step 3: Cross multiply
    156,253.20x = 234,342.58 × 67,458.12
  4. Step 4: Simplify right side
    156,253.20x = 15,808,309,882.75
  5. Step 5: Solve for x
    x = 15,808,309,882.75/156,253.20
  6. Step 6: Final answer
    x = 101,171.11

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1.5x scale

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.