Home / 54,575.32-81,862.99-15,132.44

Finding the Fourth Proportional to 54,575.32, 81,862.99 and 15,132.44

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Solution

The fourth proportional to 54,575.32, 81,862.99 and 15,132.44 is: 22,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,575.32 : 81,862.99 = 15,132.44 : x
  2. Step 2: Convert to fraction form
    54,575.32/81,862.99 = 15,132.44/x
  3. Step 3: Cross multiply
    54,575.32x = 81,862.99 × 15,132.44
  4. Step 4: Simplify right side
    54,575.32x = 1,238,786,784.40
  5. Step 5: Solve for x
    x = 1,238,786,784.40/54,575.32
  6. Step 6: Final answer
    x = 22,698.66

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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.