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Finding the Fourth Proportional to 125,584.70, 188,401.35 and 36,841.10

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Solution

The fourth proportional to 125,584.70, 188,401.35 and 36,841.10 is: 55,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,584.70 : 188,401.35 = 36,841.10 : x
  2. Step 2: Convert to fraction form
    125,584.70/188,401.35 = 36,841.10/x
  3. Step 3: Cross multiply
    125,584.70x = 188,401.35 × 36,841.10
  4. Step 4: Simplify right side
    125,584.70x = 6,940,912,975.49
  5. Step 5: Solve for x
    x = 6,940,912,975.49/125,584.70
  6. Step 6: Final answer
    x = 55,268.78

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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.