Home / 156,614.40-234,921.60-56,777.85

Finding the Fourth Proportional to 156,614.40, 234,921.60 and 56,777.85

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Solution

The fourth proportional to 156,614.40, 234,921.60 and 56,777.85 is: 85,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,614.40 : 234,921.60 = 56,777.85 : x
  2. Step 2: Convert to fraction form
    156,614.40/234,921.60 = 56,777.85/x
  3. Step 3: Cross multiply
    156,614.40x = 234,921.60 × 56,777.85
  4. Step 4: Simplify right side
    156,614.40x = 13,338,343,366.56
  5. Step 5: Solve for x
    x = 13,338,343,366.56/156,614.40
  6. Step 6: Final answer
    x = 85,166.78

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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.