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Finding the Fourth Proportional to 102,757.62, 154,119.62 and 36,182.10

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Solution

The fourth proportional to 102,757.62, 154,119.62 and 36,182.10 is: 54,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,757.62 : 154,119.62 = 36,182.10 : x
  2. Step 2: Convert to fraction form
    102,757.62/154,119.62 = 36,182.10/x
  3. Step 3: Cross multiply
    102,757.62x = 154,119.62 × 36,182.10
  4. Step 4: Simplify right side
    102,757.62x = 5,576,370,551.29
  5. Step 5: Solve for x
    x = 5,576,370,551.29/102,757.62
  6. Step 6: Final answer
    x = 54,267.22

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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.