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Finding the Fourth Proportional to 8,888.04, 12,264.12 and 5,111.44

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Solution

The fourth proportional to 8,888.04, 12,264.12 and 5,111.44 is: 7,053.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.04 : 12,264.12 = 5,111.44 : x
  2. Step 2: Convert to fraction form
    8,888.04/12,264.12 = 5,111.44/x
  3. Step 3: Cross multiply
    8,888.04x = 12,264.12 × 5,111.44
  4. Step 4: Simplify right side
    8,888.04x = 62,687,313.53
  5. Step 5: Solve for x
    x = 62,687,313.53/8,888.04
  6. Step 6: Final answer
    x = 7,053.00

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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.