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Finding the Third Proportional to 18,502.88 and 40,124.25

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Solution

The third proportional to 18,502.88 and 40,124.25 is: 87,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,502.88 : 40,124.25 = 40,124.25 : x
  2. Step 2: Convert to fraction form
    18,502.88/40,124.25 = 40,124.25/x
  3. Step 3: Cross multiply
    18,502.88x = 40,124.25 × 40,124.25
  4. Step 4: Simplify right side
    18,502.88x = 1,609,955,438.06
  5. Step 5: Solve for x
    x = 1,609,955,438.06/18,502.88
  6. Step 6: Final answer
    x = 87,011.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.