Home / 55,451.75-83,201.46-18,023.30

Finding the Fourth Proportional to 55,451.75, 83,201.46 and 18,023.30

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Solution

The fourth proportional to 55,451.75, 83,201.46 and 18,023.30 is: 27,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.75 : 83,201.46 = 18,023.30 : x
  2. Step 2: Convert to fraction form
    55,451.75/83,201.46 = 18,023.30/x
  3. Step 3: Cross multiply
    55,451.75x = 83,201.46 × 18,023.30
  4. Step 4: Simplify right side
    55,451.75x = 1,499,564,874.02
  5. Step 5: Solve for x
    x = 1,499,564,874.02/55,451.75
  6. Step 6: Final answer
    x = 27,042.70

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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.