Home / 126,101.24-174,020.88-69,514.64

Finding the Fourth Proportional to 126,101.24, 174,020.88 and 69,514.64

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Solution

The fourth proportional to 126,101.24, 174,020.88 and 69,514.64 is: 95,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,101.24 : 174,020.88 = 69,514.64 : x
  2. Step 2: Convert to fraction form
    126,101.24/174,020.88 = 69,514.64/x
  3. Step 3: Cross multiply
    126,101.24x = 174,020.88 × 69,514.64
  4. Step 4: Simplify right side
    126,101.24x = 12,096,998,825.68
  5. Step 5: Solve for x
    x = 12,096,998,825.68/126,101.24
  6. Step 6: Final answer
    x = 95,930.85

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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.