Home / 54,224.20-81,333.90-14,781.32

Finding the Fourth Proportional to 54,224.20, 81,333.90 and 14,781.32

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Solution

The fourth proportional to 54,224.20, 81,333.90 and 14,781.32 is: 22,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,224.20 : 81,333.90 = 14,781.32 : x
  2. Step 2: Convert to fraction form
    54,224.20/81,333.90 = 14,781.32/x
  3. Step 3: Cross multiply
    54,224.20x = 81,333.90 × 14,781.32
  4. Step 4: Simplify right side
    54,224.20x = 1,202,222,402.75
  5. Step 5: Solve for x
    x = 1,202,222,402.75/54,224.20
  6. Step 6: Final answer
    x = 22,171.33

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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.