Home / 82,026.80-123,046.26-29,436.74

Finding the Fourth Proportional to 82,026.80, 123,046.26 and 29,436.74

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Solution

The fourth proportional to 82,026.80, 123,046.26 and 29,436.74 is: 44,157.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,026.80 : 123,046.26 = 29,436.74 : x
  2. Step 2: Convert to fraction form
    82,026.80/123,046.26 = 29,436.74/x
  3. Step 3: Cross multiply
    82,026.80x = 123,046.26 × 29,436.74
  4. Step 4: Simplify right side
    82,026.80x = 3,622,080,763.59
  5. Step 5: Solve for x
    x = 3,622,080,763.59/82,026.80
  6. Step 6: Final answer
    x = 44,157.28

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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.