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Finding the Fourth Proportional to 24,333.81, 36,481.95 and 21,861.15

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Solution

The fourth proportional to 24,333.81, 36,481.95 and 21,861.15 is: 32,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,333.81 : 36,481.95 = 21,861.15 : x
  2. Step 2: Convert to fraction form
    24,333.81/36,481.95 = 21,861.15/x
  3. Step 3: Cross multiply
    24,333.81x = 36,481.95 × 21,861.15
  4. Step 4: Simplify right side
    24,333.81x = 797,537,381.24
  5. Step 5: Solve for x
    x = 797,537,381.24/24,333.81
  6. Step 6: Final answer
    x = 32,774.87

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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.