Home / 125,610.35-173,343.65-69,021.72

Finding the Fourth Proportional to 125,610.35, 173,343.65 and 69,021.72

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Solution

The fourth proportional to 125,610.35, 173,343.65 and 69,021.72 is: 95,250.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,610.35 : 173,343.65 = 69,021.72 : x
  2. Step 2: Convert to fraction form
    125,610.35/173,343.65 = 69,021.72/x
  3. Step 3: Cross multiply
    125,610.35x = 173,343.65 × 69,021.72
  4. Step 4: Simplify right side
    125,610.35x = 11,964,476,528.97
  5. Step 5: Solve for x
    x = 11,964,476,528.97/125,610.35
  6. Step 6: Final answer
    x = 95,250.73

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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.