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Finding the Fourth Proportional to 8,938.83, 12,335.00 and 4,959.81

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Solution

The fourth proportional to 8,938.83, 12,335.00 and 4,959.81 is: 6,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.83 : 12,335.00 = 4,959.81 : x
  2. Step 2: Convert to fraction form
    8,938.83/12,335.00 = 4,959.81/x
  3. Step 3: Cross multiply
    8,938.83x = 12,335.00 × 4,959.81
  4. Step 4: Simplify right side
    8,938.83x = 61,179,231.55
  5. Step 5: Solve for x
    x = 61,179,231.55/8,938.83
  6. Step 6: Final answer
    x = 6,844.21

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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.