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Finding the Fourth Proportional to 220,292.80, 330,253.44 and 95,539.84

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Solution

The fourth proportional to 220,292.80, 330,253.44 and 95,539.84 is: 143,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,292.80 : 330,253.44 = 95,539.84 : x
  2. Step 2: Convert to fraction form
    220,292.80/330,253.44 = 95,539.84/x
  3. Step 3: Cross multiply
    220,292.80x = 330,253.44 × 95,539.84
  4. Step 4: Simplify right side
    220,292.80x = 31,552,360,817.05
  5. Step 5: Solve for x
    x = 31,552,360,817.05/220,292.80
  6. Step 6: Final answer
    x = 143,229.20

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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.