Home / 125,717.40-173,487.42-68,357.86

Finding the Fourth Proportional to 125,717.40, 173,487.42 and 68,357.86

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Solution

The fourth proportional to 125,717.40, 173,487.42 and 68,357.86 is: 94,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,717.40 : 173,487.42 = 68,357.86 : x
  2. Step 2: Convert to fraction form
    125,717.40/173,487.42 = 68,357.86/x
  3. Step 3: Cross multiply
    125,717.40x = 173,487.42 × 68,357.86
  4. Step 4: Simplify right side
    125,717.40x = 11,859,228,334.40
  5. Step 5: Solve for x
    x = 11,859,228,334.40/125,717.40
  6. Step 6: Final answer
    x = 94,332.43

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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.