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Finding the Fourth Proportional to 8,808.29, 12,156.00 and 5,818.88

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Solution

The fourth proportional to 8,808.29, 12,156.00 and 5,818.88 is: 8,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.29 : 12,156.00 = 5,818.88 : x
  2. Step 2: Convert to fraction form
    8,808.29/12,156.00 = 5,818.88/x
  3. Step 3: Cross multiply
    8,808.29x = 12,156.00 × 5,818.88
  4. Step 4: Simplify right side
    8,808.29x = 70,734,268.26
  5. Step 5: Solve for x
    x = 70,734,268.26/8,808.29
  6. Step 6: Final answer
    x = 8,030.42

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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.