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Finding the Fourth Proportional to 4,773.54, 7,159.34 and 2,175.86

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Solution

The fourth proportional to 4,773.54, 7,159.34 and 2,175.86 is: 3,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.54 : 7,159.34 = 2,175.86 : x
  2. Step 2: Convert to fraction form
    4,773.54/7,159.34 = 2,175.86/x
  3. Step 3: Cross multiply
    4,773.54x = 7,159.34 × 2,175.86
  4. Step 4: Simplify right side
    4,773.54x = 15,577,721.53
  5. Step 5: Solve for x
    x = 15,577,721.53/4,773.54
  6. Step 6: Final answer
    x = 3,263.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.