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Finding the Fourth Proportional to 24,719.73, 37,081.65 and 8,079.40

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Solution

The fourth proportional to 24,719.73, 37,081.65 and 8,079.40 is: 12,119.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,719.73 : 37,081.65 = 8,079.40 : x
  2. Step 2: Convert to fraction form
    24,719.73/37,081.65 = 8,079.40/x
  3. Step 3: Cross multiply
    24,719.73x = 37,081.65 × 8,079.40
  4. Step 4: Simplify right side
    24,719.73x = 299,597,305.63
  5. Step 5: Solve for x
    x = 299,597,305.63/24,719.73
  6. Step 6: Final answer
    x = 12,119.76

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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.