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Finding the Fourth Proportional to 24,679.90, 37,019.81 and 8,039.90

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Solution

The fourth proportional to 24,679.90, 37,019.81 and 8,039.90 is: 12,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,679.90 : 37,019.81 = 8,039.90 : x
  2. Step 2: Convert to fraction form
    24,679.90/37,019.81 = 8,039.90/x
  3. Step 3: Cross multiply
    24,679.90x = 37,019.81 × 8,039.90
  4. Step 4: Simplify right side
    24,679.90x = 297,635,570.42
  5. Step 5: Solve for x
    x = 297,635,570.42/24,679.90
  6. Step 6: Final answer
    x = 12,059.84

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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.