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Finding the Fourth Proportional to 48,286.61, 72,434.61 and 14,997.72

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Solution

The fourth proportional to 48,286.61, 72,434.61 and 14,997.72 is: 22,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,286.61 : 72,434.61 = 14,997.72 : x
  2. Step 2: Convert to fraction form
    48,286.61/72,434.61 = 14,997.72/x
  3. Step 3: Cross multiply
    48,286.61x = 72,434.61 × 14,997.72
  4. Step 4: Simplify right side
    48,286.61x = 1,086,353,999.09
  5. Step 5: Solve for x
    x = 1,086,353,999.09/48,286.61
  6. Step 6: Final answer
    x = 22,498.04

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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.