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Finding the Third Proportional to 32,340.75 and 48,312

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Solution

The third proportional to 32,340.75 and 48,312 is: 72,170.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,340.75 : 48,312 = 48,312 : x
  2. Step 2: Convert to fraction form
    32,340.75/48,312 = 48,312/x
  3. Step 3: Cross multiply
    32,340.75x = 48,312 × 48,312
  4. Step 4: Simplify right side
    32,340.75x = 2,334,049,344
  5. Step 5: Solve for x
    x = 2,334,049,344/32,340.75
  6. Step 6: Final answer
    x = 72,170.54

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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.