Home / 125,523.61-173,221.92-68,162.42

Finding the Fourth Proportional to 125,523.61, 173,221.92 and 68,162.42

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Solution

The fourth proportional to 125,523.61, 173,221.92 and 68,162.42 is: 94,063.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,523.61 : 173,221.92 = 68,162.42 : x
  2. Step 2: Convert to fraction form
    125,523.61/173,221.92 = 68,162.42/x
  3. Step 3: Cross multiply
    125,523.61x = 173,221.92 × 68,162.42
  4. Step 4: Simplify right side
    125,523.61x = 11,807,225,697.30
  5. Step 5: Solve for x
    x = 11,807,225,697.30/125,523.61
  6. Step 6: Final answer
    x = 94,063.79

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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.