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Finding the Fourth Proportional to 151,245.40, 226,868.10 and 148,912.60

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Solution

The fourth proportional to 151,245.40, 226,868.10 and 148,912.60 is: 223,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,245.40 : 226,868.10 = 148,912.60 : x
  2. Step 2: Convert to fraction form
    151,245.40/226,868.10 = 148,912.60/x
  3. Step 3: Cross multiply
    151,245.40x = 226,868.10 × 148,912.60
  4. Step 4: Simplify right side
    151,245.40x = 33,783,518,628.06
  5. Step 5: Solve for x
    x = 33,783,518,628.06/151,245.40
  6. Step 6: Final answer
    x = 223,368.90

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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.