Home / 126,853.13-175,057.34-69,494.50

Finding the Fourth Proportional to 126,853.13, 175,057.34 and 69,494.50

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Solution

The fourth proportional to 126,853.13, 175,057.34 and 69,494.50 is: 95,902.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,853.13 : 175,057.34 = 69,494.50 : x
  2. Step 2: Convert to fraction form
    126,853.13/175,057.34 = 69,494.50/x
  3. Step 3: Cross multiply
    126,853.13x = 175,057.34 × 69,494.50
  4. Step 4: Simplify right side
    126,853.13x = 12,165,522,050.72
  5. Step 5: Solve for x
    x = 12,165,522,050.72/126,853.13
  6. Step 6: Final answer
    x = 95,902.42

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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.