Home / 125,687.08-173,449.92-69,099.67

Finding the Fourth Proportional to 125,687.08, 173,449.92 and 69,099.67

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Solution

The fourth proportional to 125,687.08, 173,449.92 and 69,099.67 is: 95,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,687.08 : 173,449.92 = 69,099.67 : x
  2. Step 2: Convert to fraction form
    125,687.08/173,449.92 = 69,099.67/x
  3. Step 3: Cross multiply
    125,687.08x = 173,449.92 × 69,099.67
  4. Step 4: Simplify right side
    125,687.08x = 11,985,332,233.53
  5. Step 5: Solve for x
    x = 11,985,332,233.53/125,687.08
  6. Step 6: Final answer
    x = 95,358.51

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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.