Home / 156,105.68-234,158.54-37,777.04

Finding the Fourth Proportional to 156,105.68, 234,158.54 and 37,777.04

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Solution

The fourth proportional to 156,105.68, 234,158.54 and 37,777.04 is: 56,665.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,105.68 : 234,158.54 = 37,777.04 : x
  2. Step 2: Convert to fraction form
    156,105.68/234,158.54 = 37,777.04/x
  3. Step 3: Cross multiply
    156,105.68x = 234,158.54 × 37,777.04
  4. Step 4: Simplify right side
    156,105.68x = 8,845,816,531.92
  5. Step 5: Solve for x
    x = 8,845,816,531.92/156,105.68
  6. Step 6: Final answer
    x = 56,665.56

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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.