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Finding the Fourth Proportional to 12,473.58, 17,174.25 and 10,581.24

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Solution

The fourth proportional to 12,473.58, 17,174.25 and 10,581.24 is: 14,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.58 : 17,174.25 = 10,581.24 : x
  2. Step 2: Convert to fraction form
    12,473.58/17,174.25 = 10,581.24/x
  3. Step 3: Cross multiply
    12,473.58x = 17,174.25 × 10,581.24
  4. Step 4: Simplify right side
    12,473.58x = 181,724,861.07
  5. Step 5: Solve for x
    x = 181,724,861.07/12,473.58
  6. Step 6: Final answer
    x = 14,568.78

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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.