Home / 156,613.40-234,920.10-150,489.80

Finding the Fourth Proportional to 156,613.40, 234,920.10 and 150,489.80

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Solution

The fourth proportional to 156,613.40, 234,920.10 and 150,489.80 is: 225,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,613.40 : 234,920.10 = 150,489.80 : x
  2. Step 2: Convert to fraction form
    156,613.40/234,920.10 = 150,489.80/x
  3. Step 3: Cross multiply
    156,613.40x = 234,920.10 × 150,489.80
  4. Step 4: Simplify right side
    156,613.40x = 35,353,078,864.98
  5. Step 5: Solve for x
    x = 35,353,078,864.98/156,613.40
  6. Step 6: Final answer
    x = 225,734.70

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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.