Home / 111,504.20-153,876.92-60,517.38

Finding the Fourth Proportional to 111,504.20, 153,876.92 and 60,517.38

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Solution

The fourth proportional to 111,504.20, 153,876.92 and 60,517.38 is: 83,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,504.20 : 153,876.92 = 60,517.38 : x
  2. Step 2: Convert to fraction form
    111,504.20/153,876.92 = 60,517.38/x
  3. Step 3: Cross multiply
    111,504.20x = 153,876.92 × 60,517.38
  4. Step 4: Simplify right side
    111,504.20x = 9,312,228,040.87
  5. Step 5: Solve for x
    x = 9,312,228,040.87/111,504.20
  6. Step 6: Final answer
    x = 83,514.59

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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.