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Finding the Fourth Proportional to 24,679.86, 37,019.76 and 8,039.87

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Solution

The fourth proportional to 24,679.86, 37,019.76 and 8,039.87 is: 12,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,679.86 : 37,019.76 = 8,039.87 : x
  2. Step 2: Convert to fraction form
    24,679.86/37,019.76 = 8,039.87/x
  3. Step 3: Cross multiply
    24,679.86x = 37,019.76 × 8,039.87
  4. Step 4: Simplify right side
    24,679.86x = 297,633,985.38
  5. Step 5: Solve for x
    x = 297,633,985.38/24,679.86
  6. Step 6: Final answer
    x = 12,059.79

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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.