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Finding the Fourth Proportional to 10,689.84, 14,752.25 and 5,974.42

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Solution

The fourth proportional to 10,689.84, 14,752.25 and 5,974.42 is: 8,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.84 : 14,752.25 = 5,974.42 : x
  2. Step 2: Convert to fraction form
    10,689.84/14,752.25 = 5,974.42/x
  3. Step 3: Cross multiply
    10,689.84x = 14,752.25 × 5,974.42
  4. Step 4: Simplify right side
    10,689.84x = 88,136,137.45
  5. Step 5: Solve for x
    x = 88,136,137.45/10,689.84
  6. Step 6: Final answer
    x = 8,244.85

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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.