Home / 182,625.38-273,918.56-86,539.40

Finding the Fourth Proportional to 182,625.38, 273,918.56 and 86,539.40

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Solution

The fourth proportional to 182,625.38, 273,918.56 and 86,539.40 is: 129,799.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,625.38 : 273,918.56 = 86,539.40 : x
  2. Step 2: Convert to fraction form
    182,625.38/273,918.56 = 86,539.40/x
  3. Step 3: Cross multiply
    182,625.38x = 273,918.56 × 86,539.40
  4. Step 4: Simplify right side
    182,625.38x = 23,704,747,831.26
  5. Step 5: Solve for x
    x = 23,704,747,831.26/182,625.38
  6. Step 6: Final answer
    x = 129,799.85

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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.