Home / 127,836.83-191,755.15-34,342.58

Finding the Fourth Proportional to 127,836.83, 191,755.15 and 34,342.58

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Solution

The fourth proportional to 127,836.83, 191,755.15 and 34,342.58 is: 51,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,836.83 : 191,755.15 = 34,342.58 : x
  2. Step 2: Convert to fraction form
    127,836.83/191,755.15 = 34,342.58/x
  3. Step 3: Cross multiply
    127,836.83x = 191,755.15 × 34,342.58
  4. Step 4: Simplify right side
    127,836.83x = 6,585,366,972.82
  5. Step 5: Solve for x
    x = 6,585,366,972.82/127,836.83
  6. Step 6: Final answer
    x = 51,513.85

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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.