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Finding the Fourth Proportional to 25,923.23, 38,891.02 and 8,393.06

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Solution

The fourth proportional to 25,923.23, 38,891.02 and 8,393.06 is: 12,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,923.23 : 38,891.02 = 8,393.06 : x
  2. Step 2: Convert to fraction form
    25,923.23/38,891.02 = 8,393.06/x
  3. Step 3: Cross multiply
    25,923.23x = 38,891.02 × 8,393.06
  4. Step 4: Simplify right side
    25,923.23x = 326,414,664.32
  5. Step 5: Solve for x
    x = 326,414,664.32/25,923.23
  6. Step 6: Final answer
    x = 12,591.59

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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.