Home / 236,981.82-327,034.17-129,551.94

Finding the Fourth Proportional to 236,981.82, 327,034.17 and 129,551.94

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Solution

The fourth proportional to 236,981.82, 327,034.17 and 129,551.94 is: 178,781.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,981.82 : 327,034.17 = 129,551.94 : x
  2. Step 2: Convert to fraction form
    236,981.82/327,034.17 = 129,551.94/x
  3. Step 3: Cross multiply
    236,981.82x = 327,034.17 × 129,551.94
  4. Step 4: Simplify right side
    236,981.82x = 42,367,911,169.79
  5. Step 5: Solve for x
    x = 42,367,911,169.79/236,981.82
  6. Step 6: Final answer
    x = 178,781.27

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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.