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Finding the Fourth Proportional to 204,063.70, 306,095.16 and 54,304

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Solution

The fourth proportional to 204,063.70, 306,095.16 and 54,304 is: 81,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,063.70 : 306,095.16 = 54,304 : x
  2. Step 2: Convert to fraction form
    204,063.70/306,095.16 = 54,304/x
  3. Step 3: Cross multiply
    204,063.70x = 306,095.16 × 54,304
  4. Step 4: Simplify right side
    204,063.70x = 16,622,191,568.64
  5. Step 5: Solve for x
    x = 16,622,191,568.64/204,063.70
  6. Step 6: Final answer
    x = 81,455.90

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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.