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Finding the Fourth Proportional to 24,496.51, 33,805.74 and 13,318.51

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Solution

The fourth proportional to 24,496.51, 33,805.74 and 13,318.51 is: 18,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,496.51 : 33,805.74 = 13,318.51 : x
  2. Step 2: Convert to fraction form
    24,496.51/33,805.74 = 13,318.51/x
  3. Step 3: Cross multiply
    24,496.51x = 33,805.74 × 13,318.51
  4. Step 4: Simplify right side
    24,496.51x = 450,242,086.25
  5. Step 5: Solve for x
    x = 450,242,086.25/24,496.51
  6. Step 6: Final answer
    x = 18,379.85

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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.