Home / 125,527.30-173,227.48-68,938.68

Finding the Fourth Proportional to 125,527.30, 173,227.48 and 68,938.68

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Solution

The fourth proportional to 125,527.30, 173,227.48 and 68,938.68 is: 95,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,527.30 : 173,227.48 = 68,938.68 : x
  2. Step 2: Convert to fraction form
    125,527.30/173,227.48 = 68,938.68/x
  3. Step 3: Cross multiply
    125,527.30x = 173,227.48 × 68,938.68
  4. Step 4: Simplify right side
    125,527.30x = 11,942,073,810.93
  5. Step 5: Solve for x
    x = 11,942,073,810.93/125,527.30
  6. Step 6: Final answer
    x = 95,135.27

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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.