Home / 54,191.22-81,301.44-22,590.78

Finding the Fourth Proportional to 54,191.22, 81,301.44 and 22,590.78

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Solution

The fourth proportional to 54,191.22, 81,301.44 and 22,590.78 is: 33,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,191.22 : 81,301.44 = 22,590.78 : x
  2. Step 2: Convert to fraction form
    54,191.22/81,301.44 = 22,590.78/x
  3. Step 3: Cross multiply
    54,191.22x = 81,301.44 × 22,590.78
  4. Step 4: Simplify right side
    54,191.22x = 1,836,662,944.72
  5. Step 5: Solve for x
    x = 1,836,662,944.72/54,191.22
  6. Step 6: Final answer
    x = 33,892.26

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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.