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Finding the Fourth Proportional to 12,073.14, 16,660.25 and 7,038.18

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Solution

The fourth proportional to 12,073.14, 16,660.25 and 7,038.18 is: 9,712.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.14 : 16,660.25 = 7,038.18 : x
  2. Step 2: Convert to fraction form
    12,073.14/16,660.25 = 7,038.18/x
  3. Step 3: Cross multiply
    12,073.14x = 16,660.25 × 7,038.18
  4. Step 4: Simplify right side
    12,073.14x = 117,257,844.80
  5. Step 5: Solve for x
    x = 117,257,844.80/12,073.14
  6. Step 6: Final answer
    x = 9,712.29

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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.