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Finding the Fourth Proportional to 73,860.67, 110,827.14 and 45,773.20

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Solution

The fourth proportional to 73,860.67, 110,827.14 and 45,773.20 is: 68,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,860.67 : 110,827.14 = 45,773.20 : x
  2. Step 2: Convert to fraction form
    73,860.67/110,827.14 = 45,773.20/x
  3. Step 3: Cross multiply
    73,860.67x = 110,827.14 × 45,773.20
  4. Step 4: Simplify right side
    73,860.67x = 5,072,912,844.65
  5. Step 5: Solve for x
    x = 5,072,912,844.65/73,860.67
  6. Step 6: Final answer
    x = 68,682.19

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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.