Home / 126,343.76-174,354.36-69,755.52

Finding the Fourth Proportional to 126,343.76, 174,354.36 and 69,755.52

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Solution

The fourth proportional to 126,343.76, 174,354.36 and 69,755.52 is: 96,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,343.76 : 174,354.36 = 69,755.52 : x
  2. Step 2: Convert to fraction form
    126,343.76/174,354.36 = 69,755.52/x
  3. Step 3: Cross multiply
    126,343.76x = 174,354.36 × 69,755.52
  4. Step 4: Simplify right side
    126,343.76x = 12,162,179,046.07
  5. Step 5: Solve for x
    x = 12,162,179,046.07/126,343.76
  6. Step 6: Final answer
    x = 96,262.60

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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.