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Finding the Third Proportional to 32,471.50 and 69,959

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Solution

The third proportional to 32,471.50 and 69,959 is: 150,724.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,471.50 : 69,959 = 69,959 : x
  2. Step 2: Convert to fraction form
    32,471.50/69,959 = 69,959/x
  3. Step 3: Cross multiply
    32,471.50x = 69,959 × 69,959
  4. Step 4: Simplify right side
    32,471.50x = 4,894,261,681
  5. Step 5: Solve for x
    x = 4,894,261,681/32,471.50
  6. Step 6: Final answer
    x = 150,724.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.