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Finding the Third Proportional to 15,162.75 and 35,685.75

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Solution

The third proportional to 15,162.75 and 35,685.75 is: 83,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,162.75 : 35,685.75 = 35,685.75 : x
  2. Step 2: Convert to fraction form
    15,162.75/35,685.75 = 35,685.75/x
  3. Step 3: Cross multiply
    15,162.75x = 35,685.75 × 35,685.75
  4. Step 4: Simplify right side
    15,162.75x = 1,273,472,753.06
  5. Step 5: Solve for x
    x = 1,273,472,753.06/15,162.75
  6. Step 6: Final answer
    x = 83,986.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.