Home / 82,544.82-123,755.13-40,411.86

Finding the Fourth Proportional to 82,544.82, 123,755.13 and 40,411.86

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Solution

The fourth proportional to 82,544.82, 123,755.13 and 40,411.86 is: 60,587.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,544.82 : 123,755.13 = 40,411.86 : x
  2. Step 2: Convert to fraction form
    82,544.82/123,755.13 = 40,411.86/x
  3. Step 3: Cross multiply
    82,544.82x = 123,755.13 × 40,411.86
  4. Step 4: Simplify right side
    82,544.82x = 5,001,174,987.84
  5. Step 5: Solve for x
    x = 5,001,174,987.84/82,544.82
  6. Step 6: Final answer
    x = 60,587.39

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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.