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Finding the Fourth Proportional to 14,797.20, 20,401.08 and 10,553.10

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Solution

The fourth proportional to 14,797.20, 20,401.08 and 10,553.10 is: 14,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,797.20 : 20,401.08 = 10,553.10 : x
  2. Step 2: Convert to fraction form
    14,797.20/20,401.08 = 10,553.10/x
  3. Step 3: Cross multiply
    14,797.20x = 20,401.08 × 10,553.10
  4. Step 4: Simplify right side
    14,797.20x = 215,294,637.35
  5. Step 5: Solve for x
    x = 215,294,637.35/14,797.20
  6. Step 6: Final answer
    x = 14,549.69

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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.