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Finding the Fourth Proportional to 54,407.70, 81,578.75 and 24,850.40

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Solution

The fourth proportional to 54,407.70, 81,578.75 and 24,850.40 is: 37,260.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,407.70 : 81,578.75 = 24,850.40 : x
  2. Step 2: Convert to fraction form
    54,407.70/81,578.75 = 24,850.40/x
  3. Step 3: Cross multiply
    54,407.70x = 81,578.75 × 24,850.40
  4. Step 4: Simplify right side
    54,407.70x = 2,027,264,036.85
  5. Step 5: Solve for x
    x = 2,027,264,036.85/54,407.70
  6. Step 6: Final answer
    x = 37,260.61

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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.