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Finding the Fourth Proportional to 144,773.70, 217,163.70 and 101,903.94

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Solution

The fourth proportional to 144,773.70, 217,163.70 and 101,903.94 is: 152,858.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,773.70 : 217,163.70 = 101,903.94 : x
  2. Step 2: Convert to fraction form
    144,773.70/217,163.70 = 101,903.94/x
  3. Step 3: Cross multiply
    144,773.70x = 217,163.70 × 101,903.94
  4. Step 4: Simplify right side
    144,773.70x = 22,129,836,654.98
  5. Step 5: Solve for x
    x = 22,129,836,654.98/144,773.70
  6. Step 6: Final answer
    x = 152,858.13

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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.