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Finding the Fourth Proportional to 222,532.48, 307,107.12 and 127,069.84

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Solution

The fourth proportional to 222,532.48, 307,107.12 and 127,069.84 is: 175,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,532.48 : 307,107.12 = 127,069.84 : x
  2. Step 2: Convert to fraction form
    222,532.48/307,107.12 = 127,069.84/x
  3. Step 3: Cross multiply
    222,532.48x = 307,107.12 × 127,069.84
  4. Step 4: Simplify right side
    222,532.48x = 39,024,052,601.26
  5. Step 5: Solve for x
    x = 39,024,052,601.26/222,532.48
  6. Step 6: Final answer
    x = 175,363.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.