Home / 126,125.10-174,053.82-69,538.50

Finding the Fourth Proportional to 126,125.10, 174,053.82 and 69,538.50

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Solution

The fourth proportional to 126,125.10, 174,053.82 and 69,538.50 is: 95,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,125.10 : 174,053.82 = 69,538.50 : x
  2. Step 2: Convert to fraction form
    126,125.10/174,053.82 = 69,538.50/x
  3. Step 3: Cross multiply
    126,125.10x = 174,053.82 × 69,538.50
  4. Step 4: Simplify right side
    126,125.10x = 12,103,441,562.07
  5. Step 5: Solve for x
    x = 12,103,441,562.07/126,125.10
  6. Step 6: Final answer
    x = 95,963.78

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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.