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Finding the Third Proportional to 91,999 and 134,968

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Solution

The third proportional to 91,999 and 134,968 is: 198,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,999 : 134,968 = 134,968 : x
  2. Step 2: Convert to fraction form
    91,999/134,968 = 134,968/x
  3. Step 3: Cross multiply
    91,999x = 134,968 × 134,968
  4. Step 4: Simplify right side
    91,999x = 18,216,361,024
  5. Step 5: Solve for x
    x = 18,216,361,024/91,999
  6. Step 6: Final answer
    x = 198,006.08

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.