Home / 125,514.56-173,209.20-68,924.80

Finding the Fourth Proportional to 125,514.56, 173,209.20 and 68,924.80

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Solution

The fourth proportional to 125,514.56, 173,209.20 and 68,924.80 is: 95,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,514.56 : 173,209.20 = 68,924.80 : x
  2. Step 2: Convert to fraction form
    125,514.56/173,209.20 = 68,924.80/x
  3. Step 3: Cross multiply
    125,514.56x = 173,209.20 × 68,924.80
  4. Step 4: Simplify right side
    125,514.56x = 11,938,409,468.16
  5. Step 5: Solve for x
    x = 11,938,409,468.16/125,514.56
  6. Step 6: Final answer
    x = 95,115.73

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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.