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Finding the Fourth Proportional to 15,998.70, 24,014.96 and 8,984.71

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Solution

The fourth proportional to 15,998.70, 24,014.96 and 8,984.71 is: 13,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.70 : 24,014.96 = 8,984.71 : x
  2. Step 2: Convert to fraction form
    15,998.70/24,014.96 = 8,984.71/x
  3. Step 3: Cross multiply
    15,998.70x = 24,014.96 × 8,984.71
  4. Step 4: Simplify right side
    15,998.70x = 215,767,451.26
  5. Step 5: Solve for x
    x = 215,767,451.26/15,998.70
  6. Step 6: Final answer
    x = 13,486.56

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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.