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Finding the Fourth Proportional to 73,504.60, 110,306.82 and 48,490.84

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Solution

The fourth proportional to 73,504.60, 110,306.82 and 48,490.84 is: 72,769.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,504.60 : 110,306.82 = 48,490.84 : x
  2. Step 2: Convert to fraction form
    73,504.60/110,306.82 = 48,490.84/x
  3. Step 3: Cross multiply
    73,504.60x = 110,306.82 × 48,490.84
  4. Step 4: Simplify right side
    73,504.60x = 5,348,870,359.53
  5. Step 5: Solve for x
    x = 5,348,870,359.53/73,504.60
  6. Step 6: Final answer
    x = 72,769.19

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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.