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Finding the Fourth Proportional to 68,258.70, 102,320.01 and 32,654.34

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Solution

The fourth proportional to 68,258.70, 102,320.01 and 32,654.34 is: 48,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,258.70 : 102,320.01 = 32,654.34 : x
  2. Step 2: Convert to fraction form
    68,258.70/102,320.01 = 32,654.34/x
  3. Step 3: Cross multiply
    68,258.70x = 102,320.01 × 32,654.34
  4. Step 4: Simplify right side
    68,258.70x = 3,341,192,395.34
  5. Step 5: Solve for x
    x = 3,341,192,395.34/68,258.70
  6. Step 6: Final answer
    x = 48,948.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.