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Finding the Fourth Proportional to 8,881.51, 12,255.96 and 4,902.52

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Solution

The fourth proportional to 8,881.51, 12,255.96 and 4,902.52 is: 6,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.51 : 12,255.96 = 4,902.52 : x
  2. Step 2: Convert to fraction form
    8,881.51/12,255.96 = 4,902.52/x
  3. Step 3: Cross multiply
    8,881.51x = 12,255.96 × 4,902.52
  4. Step 4: Simplify right side
    8,881.51x = 60,085,089.02
  5. Step 5: Solve for x
    x = 60,085,089.02/8,881.51
  6. Step 6: Final answer
    x = 6,765.19

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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.