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Finding the Fourth Proportional to 48,256.86, 72,367.50 and 16,658.88

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Solution

The fourth proportional to 48,256.86, 72,367.50 and 16,658.88 is: 24,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,256.86 : 72,367.50 = 16,658.88 : x
  2. Step 2: Convert to fraction form
    48,256.86/72,367.50 = 16,658.88/x
  3. Step 3: Cross multiply
    48,256.86x = 72,367.50 × 16,658.88
  4. Step 4: Simplify right side
    48,256.86x = 1,205,561,498.40
  5. Step 5: Solve for x
    x = 1,205,561,498.40/48,256.86
  6. Step 6: Final answer
    x = 24,982.18

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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.