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Finding the Fourth Proportional to 18,553.98, 25,605.92 and 10,598.70

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Solution

The fourth proportional to 18,553.98, 25,605.92 and 10,598.70 is: 14,627.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,553.98 : 25,605.92 = 10,598.70 : x
  2. Step 2: Convert to fraction form
    18,553.98/25,605.92 = 10,598.70/x
  3. Step 3: Cross multiply
    18,553.98x = 25,605.92 × 10,598.70
  4. Step 4: Simplify right side
    18,553.98x = 271,389,464.30
  5. Step 5: Solve for x
    x = 271,389,464.30/18,553.98
  6. Step 6: Final answer
    x = 14,627.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.