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Finding the Third Proportional to 87,668 and 124,048.50

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Solution

The third proportional to 87,668 and 124,048.50 is: 175,526.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,668 : 124,048.50 = 124,048.50 : x
  2. Step 2: Convert to fraction form
    87,668/124,048.50 = 124,048.50/x
  3. Step 3: Cross multiply
    87,668x = 124,048.50 × 124,048.50
  4. Step 4: Simplify right side
    87,668x = 15,388,030,352.25
  5. Step 5: Solve for x
    x = 15,388,030,352.25/87,668
  6. Step 6: Final answer
    x = 175,526.19

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.