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Finding the Third Proportional to 32,179.50 and 47,768

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Solution

The third proportional to 32,179.50 and 47,768 is: 70,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,179.50 : 47,768 = 47,768 : x
  2. Step 2: Convert to fraction form
    32,179.50/47,768 = 47,768/x
  3. Step 3: Cross multiply
    32,179.50x = 47,768 × 47,768
  4. Step 4: Simplify right side
    32,179.50x = 2,281,781,824
  5. Step 5: Solve for x
    x = 2,281,781,824/32,179.50
  6. Step 6: Final answer
    x = 70,907.93

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.