Home / 127,257.35-175,617.25-69,901.97

Finding the Fourth Proportional to 127,257.35, 175,617.25 and 69,901.97

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Solution

The fourth proportional to 127,257.35, 175,617.25 and 69,901.97 is: 96,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,257.35 : 175,617.25 = 69,901.97 : x
  2. Step 2: Convert to fraction form
    127,257.35/175,617.25 = 69,901.97/x
  3. Step 3: Cross multiply
    127,257.35x = 175,617.25 × 69,901.97
  4. Step 4: Simplify right side
    127,257.35x = 12,275,991,740.98
  5. Step 5: Solve for x
    x = 12,275,991,740.98/127,257.35
  6. Step 6: Final answer
    x = 96,465.88

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1.5x scale

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.