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Finding the Third Proportional to 32,169 and 70,881.75

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Solution

The third proportional to 32,169 and 70,881.75 is: 156,182.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,169 : 70,881.75 = 70,881.75 : x
  2. Step 2: Convert to fraction form
    32,169/70,881.75 = 70,881.75/x
  3. Step 3: Cross multiply
    32,169x = 70,881.75 × 70,881.75
  4. Step 4: Simplify right side
    32,169x = 5,024,222,483.06
  5. Step 5: Solve for x
    x = 5,024,222,483.06/32,169
  6. Step 6: Final answer
    x = 156,182.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.