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Finding the Fourth Proportional to 224,226.11, 309,257.01 and 143,661.14

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Solution

The fourth proportional to 224,226.11, 309,257.01 and 143,661.14 is: 198,140.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,226.11 : 309,257.01 = 143,661.14 : x
  2. Step 2: Convert to fraction form
    224,226.11/309,257.01 = 143,661.14/x
  3. Step 3: Cross multiply
    224,226.11x = 309,257.01 × 143,661.14
  4. Step 4: Simplify right side
    224,226.11x = 44,428,213,063.31
  5. Step 5: Solve for x
    x = 44,428,213,063.31/224,226.11
  6. Step 6: Final answer
    x = 198,140.23

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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.