Home / 125,520.89-173,218.83-68,932.27

Finding the Fourth Proportional to 125,520.89, 173,218.83 and 68,932.27

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Solution

The fourth proportional to 125,520.89, 173,218.83 and 68,932.27 is: 95,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,520.89 : 173,218.83 = 68,932.27 : x
  2. Step 2: Convert to fraction form
    125,520.89/173,218.83 = 68,932.27/x
  3. Step 3: Cross multiply
    125,520.89x = 173,218.83 × 68,932.27
  4. Step 4: Simplify right side
    125,520.89x = 11,940,366,336.19
  5. Step 5: Solve for x
    x = 11,940,366,336.19/125,520.89
  6. Step 6: Final answer
    x = 95,126.53

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1.5x scale

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.