Home / 126,514.32-174,589.61-69,154.02

Finding the Fourth Proportional to 126,514.32, 174,589.61 and 69,154.02

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Solution

The fourth proportional to 126,514.32, 174,589.61 and 69,154.02 is: 95,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,514.32 : 174,589.61 = 69,154.02 : x
  2. Step 2: Convert to fraction form
    126,514.32/174,589.61 = 69,154.02/x
  3. Step 3: Cross multiply
    126,514.32x = 174,589.61 × 69,154.02
  4. Step 4: Simplify right side
    126,514.32x = 12,073,573,381.73
  5. Step 5: Solve for x
    x = 12,073,573,381.73/126,514.32
  6. Step 6: Final answer
    x = 95,432.46

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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.