Home / 82,169.43-113,394.27-45,872.52

Finding the Fourth Proportional to 82,169.43, 113,394.27 and 45,872.52

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Solution

The fourth proportional to 82,169.43, 113,394.27 and 45,872.52 is: 63,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,169.43 : 113,394.27 = 45,872.52 : x
  2. Step 2: Convert to fraction form
    82,169.43/113,394.27 = 45,872.52/x
  3. Step 3: Cross multiply
    82,169.43x = 113,394.27 × 45,872.52
  4. Step 4: Simplify right side
    82,169.43x = 5,201,680,918.46
  5. Step 5: Solve for x
    x = 5,201,680,918.46/82,169.43
  6. Step 6: Final answer
    x = 63,304.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.