Home / 238,864.41-358,351.97-81,092.86

Finding the Fourth Proportional to 238,864.41, 358,351.97 and 81,092.86

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Solution

The fourth proportional to 238,864.41, 358,351.97 and 81,092.86 is: 121,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,864.41 : 358,351.97 = 81,092.86 : x
  2. Step 2: Convert to fraction form
    238,864.41/358,351.97 = 81,092.86/x
  3. Step 3: Cross multiply
    238,864.41x = 358,351.97 × 81,092.86
  4. Step 4: Simplify right side
    238,864.41x = 29,059,785,440.79
  5. Step 5: Solve for x
    x = 29,059,785,440.79/238,864.41
  6. Step 6: Final answer
    x = 121,658.08

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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.