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Finding the Fourth Proportional to 148,098.60, 222,002.10 and 73,230.30

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Solution

The fourth proportional to 148,098.60, 222,002.10 and 73,230.30 is: 109,773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,098.60 : 222,002.10 = 73,230.30 : x
  2. Step 2: Convert to fraction form
    148,098.60/222,002.10 = 73,230.30/x
  3. Step 3: Cross multiply
    148,098.60x = 222,002.10 × 73,230.30
  4. Step 4: Simplify right side
    148,098.60x = 16,257,280,383.63
  5. Step 5: Solve for x
    x = 16,257,280,383.63/148,098.60
  6. Step 6: Final answer
    x = 109,773.36

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1.5x scale

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.