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Finding the Fourth Proportional to 101,212.99, 151,717.87 and 34,607.56

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Solution

The fourth proportional to 101,212.99, 151,717.87 and 34,607.56 is: 51,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,212.99 : 151,717.87 = 34,607.56 : x
  2. Step 2: Convert to fraction form
    101,212.99/151,717.87 = 34,607.56/x
  3. Step 3: Cross multiply
    101,212.99x = 151,717.87 × 34,607.56
  4. Step 4: Simplify right side
    101,212.99x = 5,250,584,823.28
  5. Step 5: Solve for x
    x = 5,250,584,823.28/101,212.99
  6. Step 6: Final answer
    x = 51,876.59

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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.