Home / 156,049.20-234,073.80-146,207.70

Finding the Fourth Proportional to 156,049.20, 234,073.80 and 146,207.70

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Solution

The fourth proportional to 156,049.20, 234,073.80 and 146,207.70 is: 219,311.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,049.20 : 234,073.80 = 146,207.70 : x
  2. Step 2: Convert to fraction form
    156,049.20/234,073.80 = 146,207.70/x
  3. Step 3: Cross multiply
    156,049.20x = 234,073.80 × 146,207.70
  4. Step 4: Simplify right side
    156,049.20x = 34,223,391,928.26
  5. Step 5: Solve for x
    x = 34,223,391,928.26/156,049.20
  6. Step 6: Final answer
    x = 219,311.55

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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.