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Finding the Fourth Proportional to 62,881.40, 86,777.95 and 34,202.70

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Solution

The fourth proportional to 62,881.40, 86,777.95 and 34,202.70 is: 47,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,881.40 : 86,777.95 = 34,202.70 : x
  2. Step 2: Convert to fraction form
    62,881.40/86,777.95 = 34,202.70/x
  3. Step 3: Cross multiply
    62,881.40x = 86,777.95 × 34,202.70
  4. Step 4: Simplify right side
    62,881.40x = 2,968,040,104.96
  5. Step 5: Solve for x
    x = 2,968,040,104.96/62,881.40
  6. Step 6: Final answer
    x = 47,200.60

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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.