Home / 223,042.28-334,563.90-156,778.92

Finding the Fourth Proportional to 223,042.28, 334,563.90 and 156,778.92

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Solution

The fourth proportional to 223,042.28, 334,563.90 and 156,778.92 is: 235,168.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,042.28 : 334,563.90 = 156,778.92 : x
  2. Step 2: Convert to fraction form
    223,042.28/334,563.90 = 156,778.92/x
  3. Step 3: Cross multiply
    223,042.28x = 334,563.90 × 156,778.92
  4. Step 4: Simplify right side
    223,042.28x = 52,452,566,912.99
  5. Step 5: Solve for x
    x = 52,452,566,912.99/223,042.28
  6. Step 6: Final answer
    x = 235,168.71

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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.