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Finding the Fourth Proportional to 118,329.85, 163,296.08 and 67,346.46

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Solution

The fourth proportional to 118,329.85, 163,296.08 and 67,346.46 is: 92,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,329.85 : 163,296.08 = 67,346.46 : x
  2. Step 2: Convert to fraction form
    118,329.85/163,296.08 = 67,346.46/x
  3. Step 3: Cross multiply
    118,329.85x = 163,296.08 × 67,346.46
  4. Step 4: Simplify right side
    118,329.85x = 10,997,412,919.88
  5. Step 5: Solve for x
    x = 10,997,412,919.88/118,329.85
  6. Step 6: Final answer
    x = 92,938.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.