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Finding the Fourth Proportional to 5,549.59, 7,658.62 and 3,031.94

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Solution

The fourth proportional to 5,549.59, 7,658.62 and 3,031.94 is: 4,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.59 : 7,658.62 = 3,031.94 : x
  2. Step 2: Convert to fraction form
    5,549.59/7,658.62 = 3,031.94/x
  3. Step 3: Cross multiply
    5,549.59x = 7,658.62 × 3,031.94
  4. Step 4: Simplify right side
    5,549.59x = 23,220,487.89
  5. Step 5: Solve for x
    x = 23,220,487.89/5,549.59
  6. Step 6: Final answer
    x = 4,184.18

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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.