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Finding the Fourth Proportional to 17,253.80, 25,841.82 and 10,313.80

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Solution

The fourth proportional to 17,253.80, 25,841.82 and 10,313.80 is: 15,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253.80 : 25,841.82 = 10,313.80 : x
  2. Step 2: Convert to fraction form
    17,253.80/25,841.82 = 10,313.80/x
  3. Step 3: Cross multiply
    17,253.80x = 25,841.82 × 10,313.80
  4. Step 4: Simplify right side
    17,253.80x = 266,527,363.12
  5. Step 5: Solve for x
    x = 266,527,363.12/17,253.80
  6. Step 6: Final answer
    x = 15,447.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.