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Finding the Fourth Proportional to 25,247.92, 37,879.16 and 10,454.08

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Solution

The fourth proportional to 25,247.92, 37,879.16 and 10,454.08 is: 15,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,247.92 : 37,879.16 = 10,454.08 : x
  2. Step 2: Convert to fraction form
    25,247.92/37,879.16 = 10,454.08/x
  3. Step 3: Cross multiply
    25,247.92x = 37,879.16 × 10,454.08
  4. Step 4: Simplify right side
    25,247.92x = 395,991,768.97
  5. Step 5: Solve for x
    x = 395,991,768.97/25,247.92
  6. Step 6: Final answer
    x = 15,684.13

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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.