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Finding the Fourth Proportional to 24,702.80, 37,054.20 and 18,141.80

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Solution

The fourth proportional to 24,702.80, 37,054.20 and 18,141.80 is: 27,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,702.80 : 37,054.20 = 18,141.80 : x
  2. Step 2: Convert to fraction form
    24,702.80/37,054.20 = 18,141.80/x
  3. Step 3: Cross multiply
    24,702.80x = 37,054.20 × 18,141.80
  4. Step 4: Simplify right side
    24,702.80x = 672,229,885.56
  5. Step 5: Solve for x
    x = 672,229,885.56/24,702.80
  6. Step 6: Final answer
    x = 27,212.70

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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.