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Finding the Fourth Proportional to 123,722.44, 185,566.38 and 52,673.56

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Solution

The fourth proportional to 123,722.44, 185,566.38 and 52,673.56 is: 79,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,722.44 : 185,566.38 = 52,673.56 : x
  2. Step 2: Convert to fraction form
    123,722.44/185,566.38 = 52,673.56/x
  3. Step 3: Cross multiply
    123,722.44x = 185,566.38 × 52,673.56
  4. Step 4: Simplify right side
    123,722.44x = 9,774,441,850.91
  5. Step 5: Solve for x
    x = 9,774,441,850.91/123,722.44
  6. Step 6: Final answer
    x = 79,002.98

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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.