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Finding the Fourth Proportional to 193,546.56, 290,291.68 and 60,395.84

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Solution

The fourth proportional to 193,546.56, 290,291.68 and 60,395.84 is: 90,584.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,546.56 : 290,291.68 = 60,395.84 : x
  2. Step 2: Convert to fraction form
    193,546.56/290,291.68 = 60,395.84/x
  3. Step 3: Cross multiply
    193,546.56x = 290,291.68 × 60,395.84
  4. Step 4: Simplify right side
    193,546.56x = 17,532,409,858.61
  5. Step 5: Solve for x
    x = 17,532,409,858.61/193,546.56
  6. Step 6: Final answer
    x = 90,584.97

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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.