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Finding the Fourth Proportional to 55,486.88, 83,234.37 and 16,044.20

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Solution

The fourth proportional to 55,486.88, 83,234.37 and 16,044.20 is: 24,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,486.88 : 83,234.37 = 16,044.20 : x
  2. Step 2: Convert to fraction form
    55,486.88/83,234.37 = 16,044.20/x
  3. Step 3: Cross multiply
    55,486.88x = 83,234.37 × 16,044.20
  4. Step 4: Simplify right side
    55,486.88x = 1,335,428,879.15
  5. Step 5: Solve for x
    x = 1,335,428,879.15/55,486.88
  6. Step 6: Final answer
    x = 24,067.47

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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.