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Finding the Fourth Proportional to 15,834.70, 23,740.05 and 8,049.10

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Solution

The fourth proportional to 15,834.70, 23,740.05 and 8,049.10 is: 12,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,834.70 : 23,740.05 = 8,049.10 : x
  2. Step 2: Convert to fraction form
    15,834.70/23,740.05 = 8,049.10/x
  3. Step 3: Cross multiply
    15,834.70x = 23,740.05 × 8,049.10
  4. Step 4: Simplify right side
    15,834.70x = 191,086,036.46
  5. Step 5: Solve for x
    x = 191,086,036.46/15,834.70
  6. Step 6: Final answer
    x = 12,067.55

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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.