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Finding the Third Proportional to 83,931.75 and 118,675.75

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Solution

The third proportional to 83,931.75 and 118,675.75 is: 167,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,931.75 : 118,675.75 = 118,675.75 : x
  2. Step 2: Convert to fraction form
    83,931.75/118,675.75 = 118,675.75/x
  3. Step 3: Cross multiply
    83,931.75x = 118,675.75 × 118,675.75
  4. Step 4: Simplify right side
    83,931.75x = 14,083,933,638.06
  5. Step 5: Solve for x
    x = 14,083,933,638.06/83,931.75
  6. Step 6: Final answer
    x = 167,802.22

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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.