Home / 165,781.62-248,674.14-132,711.93

Finding the Fourth Proportional to 165,781.62, 248,674.14 and 132,711.93

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Solution

The fourth proportional to 165,781.62, 248,674.14 and 132,711.93 is: 199,069.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,781.62 : 248,674.14 = 132,711.93 : x
  2. Step 2: Convert to fraction form
    165,781.62/248,674.14 = 132,711.93/x
  3. Step 3: Cross multiply
    165,781.62x = 248,674.14 × 132,711.93
  4. Step 4: Simplify right side
    165,781.62x = 33,002,025,060.49
  5. Step 5: Solve for x
    x = 33,002,025,060.49/165,781.62
  6. Step 6: Final answer
    x = 199,069.26

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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.