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Finding the Fourth Proportional to 151,230.73, 226,835.15 and 72,323.77

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Solution

The fourth proportional to 151,230.73, 226,835.15 and 72,323.77 is: 108,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,230.73 : 226,835.15 = 72,323.77 : x
  2. Step 2: Convert to fraction form
    151,230.73/226,835.15 = 72,323.77/x
  3. Step 3: Cross multiply
    151,230.73x = 226,835.15 × 72,323.77
  4. Step 4: Simplify right side
    151,230.73x = 16,405,572,082.34
  5. Step 5: Solve for x
    x = 16,405,572,082.34/151,230.73
  6. Step 6: Final answer
    x = 108,480.42

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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.