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Finding the Fourth Proportional to 24,381.60, 36,610.80 and 14,013.60

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Solution

The fourth proportional to 24,381.60, 36,610.80 and 14,013.60 is: 21,042.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,381.60 : 36,610.80 = 14,013.60 : x
  2. Step 2: Convert to fraction form
    24,381.60/36,610.80 = 14,013.60/x
  3. Step 3: Cross multiply
    24,381.60x = 36,610.80 × 14,013.60
  4. Step 4: Simplify right side
    24,381.60x = 513,049,106.88
  5. Step 5: Solve for x
    x = 513,049,106.88/24,381.60
  6. Step 6: Final answer
    x = 21,042.47

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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.