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Finding the Fourth Proportional to 66,796.62, 92,176.56 and 36,581.19

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Solution

The fourth proportional to 66,796.62, 92,176.56 and 36,581.19 is: 50,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,796.62 : 92,176.56 = 36,581.19 : x
  2. Step 2: Convert to fraction form
    66,796.62/92,176.56 = 36,581.19/x
  3. Step 3: Cross multiply
    66,796.62x = 92,176.56 × 36,581.19
  4. Step 4: Simplify right side
    66,796.62x = 3,371,928,254.91
  5. Step 5: Solve for x
    x = 3,371,928,254.91/66,796.62
  6. Step 6: Final answer
    x = 50,480.52

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Why These Related Problems?

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