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Finding the Fourth Proportional to 48,348.61, 72,523.41 and 14,614.90

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Solution

The fourth proportional to 48,348.61, 72,523.41 and 14,614.90 is: 21,922.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,348.61 : 72,523.41 = 14,614.90 : x
  2. Step 2: Convert to fraction form
    48,348.61/72,523.41 = 14,614.90/x
  3. Step 3: Cross multiply
    48,348.61x = 72,523.41 × 14,614.90
  4. Step 4: Simplify right side
    48,348.61x = 1,059,922,311.73
  5. Step 5: Solve for x
    x = 1,059,922,311.73/48,348.61
  6. Step 6: Final answer
    x = 21,922.50

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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.