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Finding the Fourth Proportional to 151,043.20, 226,305.60 and 98,425.60

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Solution

The fourth proportional to 151,043.20, 226,305.60 and 98,425.60 is: 147,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,043.20 : 226,305.60 = 98,425.60 : x
  2. Step 2: Convert to fraction form
    151,043.20/226,305.60 = 98,425.60/x
  3. Step 3: Cross multiply
    151,043.20x = 226,305.60 × 98,425.60
  4. Step 4: Simplify right side
    151,043.20x = 22,274,264,463.36
  5. Step 5: Solve for x
    x = 22,274,264,463.36/151,043.20
  6. Step 6: Final answer
    x = 147,469.50

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