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Finding the Fourth Proportional to 25,239.60, 37,859.40 and 8,594.10

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Solution

The fourth proportional to 25,239.60, 37,859.40 and 8,594.10 is: 12,891.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239.60 : 37,859.40 = 8,594.10 : x
  2. Step 2: Convert to fraction form
    25,239.60/37,859.40 = 8,594.10/x
  3. Step 3: Cross multiply
    25,239.60x = 37,859.40 × 8,594.10
  4. Step 4: Simplify right side
    25,239.60x = 325,367,469.54
  5. Step 5: Solve for x
    x = 325,367,469.54/25,239.60
  6. Step 6: Final answer
    x = 12,891.15

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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.