Home / 126,068.82-173,974.62-69,480.18

Finding the Fourth Proportional to 126,068.82, 173,974.62 and 69,480.18

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Solution

The fourth proportional to 126,068.82, 173,974.62 and 69,480.18 is: 95,882.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,068.82 : 173,974.62 = 69,480.18 : x
  2. Step 2: Convert to fraction form
    126,068.82/173,974.62 = 69,480.18/x
  3. Step 3: Cross multiply
    126,068.82x = 173,974.62 × 69,480.18
  4. Step 4: Simplify right side
    126,068.82x = 12,087,787,913.03
  5. Step 5: Solve for x
    x = 12,087,787,913.03/126,068.82
  6. Step 6: Final answer
    x = 95,882.45

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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.