Home / 126,522.27-174,593.88-69,930

Finding the Fourth Proportional to 126,522.27, 174,593.88 and 69,930

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Solution

The fourth proportional to 126,522.27, 174,593.88 and 69,930 is: 96,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,522.27 : 174,593.88 = 69,930 : x
  2. Step 2: Convert to fraction form
    126,522.27/174,593.88 = 69,930/x
  3. Step 3: Cross multiply
    126,522.27x = 174,593.88 × 69,930
  4. Step 4: Simplify right side
    126,522.27x = 12,209,350,028.40
  5. Step 5: Solve for x
    x = 12,209,350,028.40/126,522.27
  6. Step 6: Final answer
    x = 96,499.61

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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.