Home / 55,451.92-83,153.17-15,999.66

Finding the Fourth Proportional to 55,451.92, 83,153.17 and 15,999.66

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Solution

The fourth proportional to 55,451.92, 83,153.17 and 15,999.66 is: 23,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.92 : 83,153.17 = 15,999.66 : x
  2. Step 2: Convert to fraction form
    55,451.92/83,153.17 = 15,999.66/x
  3. Step 3: Cross multiply
    55,451.92x = 83,153.17 × 15,999.66
  4. Step 4: Simplify right side
    55,451.92x = 1,330,422,447.92
  5. Step 5: Solve for x
    x = 1,330,422,447.92/55,451.92
  6. Step 6: Final answer
    x = 23,992.36

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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.