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Finding the Third Proportional to 15,518.25 and 24,581.81

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Solution

The third proportional to 15,518.25 and 24,581.81 is: 38,939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.25 : 24,581.81 = 24,581.81 : x
  2. Step 2: Convert to fraction form
    15,518.25/24,581.81 = 24,581.81/x
  3. Step 3: Cross multiply
    15,518.25x = 24,581.81 × 24,581.81
  4. Step 4: Simplify right side
    15,518.25x = 604,265,505.79
  5. Step 5: Solve for x
    x = 604,265,505.79/15,518.25
  6. Step 6: Final answer
    x = 38,939.02

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.