Home / 141,626.30-212,439.85-57,387.92

Finding the Fourth Proportional to 141,626.30, 212,439.85 and 57,387.92

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Solution

The fourth proportional to 141,626.30, 212,439.85 and 57,387.92 is: 86,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,626.30 : 212,439.85 = 57,387.92 : x
  2. Step 2: Convert to fraction form
    141,626.30/212,439.85 = 57,387.92/x
  3. Step 3: Cross multiply
    141,626.30x = 212,439.85 × 57,387.92
  4. Step 4: Simplify right side
    141,626.30x = 12,191,479,910.94
  5. Step 5: Solve for x
    x = 12,191,479,910.94/141,626.30
  6. Step 6: Final answer
    x = 86,082.04

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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.