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Finding the Fourth Proportional to 101,350.22, 152,050.10 and 71,422.83

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Solution

The fourth proportional to 101,350.22, 152,050.10 and 71,422.83 is: 107,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,350.22 : 152,050.10 = 71,422.83 : x
  2. Step 2: Convert to fraction form
    101,350.22/152,050.10 = 71,422.83/x
  3. Step 3: Cross multiply
    101,350.22x = 152,050.10 × 71,422.83
  4. Step 4: Simplify right side
    101,350.22x = 10,859,848,086.67
  5. Step 5: Solve for x
    x = 10,859,848,086.67/101,350.22
  6. Step 6: Final answer
    x = 107,151.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.