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Finding the Fourth Proportional to 41,766.60, 62,653.02 and 12,184.68

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Solution

The fourth proportional to 41,766.60, 62,653.02 and 12,184.68 is: 18,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,766.60 : 62,653.02 = 12,184.68 : x
  2. Step 2: Convert to fraction form
    41,766.60/62,653.02 = 12,184.68/x
  3. Step 3: Cross multiply
    41,766.60x = 62,653.02 × 12,184.68
  4. Step 4: Simplify right side
    41,766.60x = 763,406,999.73
  5. Step 5: Solve for x
    x = 763,406,999.73/41,766.60
  6. Step 6: Final answer
    x = 18,277.93

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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.