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Finding the Third Proportional to 91,680.75 and 145,882.13

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Solution

The third proportional to 91,680.75 and 145,882.13 is: 232,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,680.75 : 145,882.13 = 145,882.13 : x
  2. Step 2: Convert to fraction form
    91,680.75/145,882.13 = 145,882.13/x
  3. Step 3: Cross multiply
    91,680.75x = 145,882.13 × 145,882.13
  4. Step 4: Simplify right side
    91,680.75x = 21,281,594,394.52
  5. Step 5: Solve for x
    x = 21,281,594,394.52/91,680.75
  6. Step 6: Final answer
    x = 232,127.18

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.