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Finding the Third Proportional to 60,839.75 and 90,753.75

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Solution

The third proportional to 60,839.75 and 90,753.75 is: 135,376.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,839.75 : 90,753.75 = 90,753.75 : x
  2. Step 2: Convert to fraction form
    60,839.75/90,753.75 = 90,753.75/x
  3. Step 3: Cross multiply
    60,839.75x = 90,753.75 × 90,753.75
  4. Step 4: Simplify right side
    60,839.75x = 8,236,243,139.06
  5. Step 5: Solve for x
    x = 8,236,243,139.06/60,839.75
  6. Step 6: Final answer
    x = 135,376.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.