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Finding the Fourth Proportional to 151,137, 226,710.30 and 45,956.88

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Solution

The fourth proportional to 151,137, 226,710.30 and 45,956.88 is: 68,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,137 : 226,710.30 = 45,956.88 : x
  2. Step 2: Convert to fraction form
    151,137/226,710.30 = 45,956.88/x
  3. Step 3: Cross multiply
    151,137x = 226,710.30 × 45,956.88
  4. Step 4: Simplify right side
    151,137x = 10,418,898,051.86
  5. Step 5: Solve for x
    x = 10,418,898,051.86/151,137
  6. Step 6: Final answer
    x = 68,936.78

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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.