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Finding the Fourth Proportional to 5,166.32, 7,119.69 and 3,747.56

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Solution

The fourth proportional to 5,166.32, 7,119.69 and 3,747.56 is: 5,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.32 : 7,119.69 = 3,747.56 : x
  2. Step 2: Convert to fraction form
    5,166.32/7,119.69 = 3,747.56/x
  3. Step 3: Cross multiply
    5,166.32x = 7,119.69 × 3,747.56
  4. Step 4: Simplify right side
    5,166.32x = 26,681,465.46
  5. Step 5: Solve for x
    x = 26,681,465.46/5,166.32
  6. Step 6: Final answer
    x = 5,164.50

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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.