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Finding the Fourth Proportional to 54,478.28, 81,641.82 and 24,823.64

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Solution

The fourth proportional to 54,478.28, 81,641.82 and 24,823.64 is: 37,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,478.28 : 81,641.82 = 24,823.64 : x
  2. Step 2: Convert to fraction form
    54,478.28/81,641.82 = 24,823.64/x
  3. Step 3: Cross multiply
    54,478.28x = 81,641.82 × 24,823.64
  4. Step 4: Simplify right side
    54,478.28x = 2,026,647,148.62
  5. Step 5: Solve for x
    x = 2,026,647,148.62/54,478.28
  6. Step 6: Final answer
    x = 37,201.01

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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.