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Finding the Third Proportional to 29,169 and 63,617.50

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Solution

The third proportional to 29,169 and 63,617.50 is: 138,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,169 : 63,617.50 = 63,617.50 : x
  2. Step 2: Convert to fraction form
    29,169/63,617.50 = 63,617.50/x
  3. Step 3: Cross multiply
    29,169x = 63,617.50 × 63,617.50
  4. Step 4: Simplify right side
    29,169x = 4,047,186,306.25
  5. Step 5: Solve for x
    x = 4,047,186,306.25/29,169
  6. Step 6: Final answer
    x = 138,749.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.