Home / 125,527.19-173,227.30-68,938.56

Finding the Fourth Proportional to 125,527.19, 173,227.30 and 68,938.56

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Solution

The fourth proportional to 125,527.19, 173,227.30 and 68,938.56 is: 95,135.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,527.19 : 173,227.30 = 68,938.56 : x
  2. Step 2: Convert to fraction form
    125,527.19/173,227.30 = 68,938.56/x
  3. Step 3: Cross multiply
    125,527.19x = 173,227.30 × 68,938.56
  4. Step 4: Simplify right side
    125,527.19x = 11,942,040,614.69
  5. Step 5: Solve for x
    x = 11,942,040,614.69/125,527.19
  6. Step 6: Final answer
    x = 95,135.09

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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.