Home / 82,024.80-123,043.26-29,434.74

Finding the Fourth Proportional to 82,024.80, 123,043.26 and 29,434.74

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Solution

The fourth proportional to 82,024.80, 123,043.26 and 29,434.74 is: 44,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,024.80 : 123,043.26 = 29,434.74 : x
  2. Step 2: Convert to fraction form
    82,024.80/123,043.26 = 29,434.74/x
  3. Step 3: Cross multiply
    82,024.80x = 123,043.26 × 29,434.74
  4. Step 4: Simplify right side
    82,024.80x = 3,621,746,366.85
  5. Step 5: Solve for x
    x = 3,621,746,366.85/82,024.80
  6. Step 6: Final answer
    x = 44,154.28

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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.