Home / 82,363.16-123,544.92-29,772.56

Finding the Fourth Proportional to 82,363.16, 123,544.92 and 29,772.56

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Solution

The fourth proportional to 82,363.16, 123,544.92 and 29,772.56 is: 44,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,363.16 : 123,544.92 = 29,772.56 : x
  2. Step 2: Convert to fraction form
    82,363.16/123,544.92 = 29,772.56/x
  3. Step 3: Cross multiply
    82,363.16x = 123,544.92 × 29,772.56
  4. Step 4: Simplify right side
    82,363.16x = 3,678,248,543.40
  5. Step 5: Solve for x
    x = 3,678,248,543.40/82,363.16
  6. Step 6: Final answer
    x = 44,658.91

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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.