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Finding the Fourth Proportional to 25,817.19, 38,724.97 and 7,349.19

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Solution

The fourth proportional to 25,817.19, 38,724.97 and 7,349.19 is: 11,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,817.19 : 38,724.97 = 7,349.19 : x
  2. Step 2: Convert to fraction form
    25,817.19/38,724.97 = 7,349.19/x
  3. Step 3: Cross multiply
    25,817.19x = 38,724.97 × 7,349.19
  4. Step 4: Simplify right side
    25,817.19x = 284,597,162.27
  5. Step 5: Solve for x
    x = 284,597,162.27/25,817.19
  6. Step 6: Final answer
    x = 11,023.55

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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.