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Finding the Fourth Proportional to 8,801.79, 12,146.48 and 4,822.82

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Solution

The fourth proportional to 8,801.79, 12,146.48 and 4,822.82 is: 6,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.79 : 12,146.48 = 4,822.82 : x
  2. Step 2: Convert to fraction form
    8,801.79/12,146.48 = 4,822.82/x
  3. Step 3: Cross multiply
    8,801.79x = 12,146.48 × 4,822.82
  4. Step 4: Simplify right side
    8,801.79x = 58,580,244.86
  5. Step 5: Solve for x
    x = 58,580,244.86/8,801.79
  6. Step 6: Final answer
    x = 6,655.49

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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.