Home / 115,971.80-173,856.45-44,942.90

Finding the Fourth Proportional to 115,971.80, 173,856.45 and 44,942.90

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Solution

The fourth proportional to 115,971.80, 173,856.45 and 44,942.90 is: 67,375.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,971.80 : 173,856.45 = 44,942.90 : x
  2. Step 2: Convert to fraction form
    115,971.80/173,856.45 = 44,942.90/x
  3. Step 3: Cross multiply
    115,971.80x = 173,856.45 × 44,942.90
  4. Step 4: Simplify right side
    115,971.80x = 7,813,613,046.71
  5. Step 5: Solve for x
    x = 7,813,613,046.71/115,971.80
  6. Step 6: Final answer
    x = 67,375.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.