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Finding the Fourth Proportional to 101,261.00, 151,983.95 and 51,375.53

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Solution

The fourth proportional to 101,261.00, 151,983.95 and 51,375.53 is: 77,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261.00 : 151,983.95 = 51,375.53 : x
  2. Step 2: Convert to fraction form
    101,261.00/151,983.95 = 51,375.53/x
  3. Step 3: Cross multiply
    101,261.00x = 151,983.95 × 51,375.53
  4. Step 4: Simplify right side
    101,261.00x = 7,808,256,105.83
  5. Step 5: Solve for x
    x = 7,808,256,105.83/101,261.00
  6. Step 6: Final answer
    x = 77,110.20

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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.