Home / 54,445.26-81,512.10-36,883.92

Finding the Fourth Proportional to 54,445.26, 81,512.10 and 36,883.92

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Solution

The fourth proportional to 54,445.26, 81,512.10 and 36,883.92 is: 55,220.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445.26 : 81,512.10 = 36,883.92 : x
  2. Step 2: Convert to fraction form
    54,445.26/81,512.10 = 36,883.92/x
  3. Step 3: Cross multiply
    54,445.26x = 81,512.10 × 36,883.92
  4. Step 4: Simplify right side
    54,445.26x = 3,006,485,775.43
  5. Step 5: Solve for x
    x = 3,006,485,775.43/54,445.26
  6. Step 6: Final answer
    x = 55,220.34

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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.