Home / 55,450.92-83,151.68-15,998.66

Finding the Fourth Proportional to 55,450.92, 83,151.68 and 15,998.66

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Solution

The fourth proportional to 55,450.92, 83,151.68 and 15,998.66 is: 23,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,450.92 : 83,151.68 = 15,998.66 : x
  2. Step 2: Convert to fraction form
    55,450.92/83,151.68 = 15,998.66/x
  3. Step 3: Cross multiply
    55,450.92x = 83,151.68 × 15,998.66
  4. Step 4: Simplify right side
    55,450.92x = 1,330,314,961.00
  5. Step 5: Solve for x
    x = 1,330,314,961.00/55,450.92
  6. Step 6: Final answer
    x = 23,990.85

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1.5x scale

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.