Home / 156,057.10-233,757.60-129,813.10

Finding the Fourth Proportional to 156,057.10, 233,757.60 and 129,813.10

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Solution

The fourth proportional to 156,057.10, 233,757.60 and 129,813.10 is: 194,446.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,057.10 : 233,757.60 = 129,813.10 : x
  2. Step 2: Convert to fraction form
    156,057.10/233,757.60 = 129,813.10/x
  3. Step 3: Cross multiply
    156,057.10x = 233,757.60 × 129,813.10
  4. Step 4: Simplify right side
    156,057.10x = 30,344,798,704.56
  5. Step 5: Solve for x
    x = 30,344,798,704.56/156,057.10
  6. Step 6: Final answer
    x = 194,446.77

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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.