Home / 40,182.01-55,451.68-23,189.78

Finding the Fourth Proportional to 40,182.01, 55,451.68 and 23,189.78

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Solution

The fourth proportional to 40,182.01, 55,451.68 and 23,189.78 is: 32,002.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,182.01 : 55,451.68 = 23,189.78 : x
  2. Step 2: Convert to fraction form
    40,182.01/55,451.68 = 23,189.78/x
  3. Step 3: Cross multiply
    40,182.01x = 55,451.68 × 23,189.78
  4. Step 4: Simplify right side
    40,182.01x = 1,285,912,340.49
  5. Step 5: Solve for x
    x = 1,285,912,340.49/40,182.01
  6. Step 6: Final answer
    x = 32,002.19

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1.5x scale

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.