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Finding the Fourth Proportional to 107,169.29, 160,756.94 and 40,596.89

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Solution

The fourth proportional to 107,169.29, 160,756.94 and 40,596.89 is: 60,896.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,169.29 : 160,756.94 = 40,596.89 : x
  2. Step 2: Convert to fraction form
    107,169.29/160,756.94 = 40,596.89/x
  3. Step 3: Cross multiply
    107,169.29x = 160,756.94 × 40,596.89
  4. Step 4: Simplify right side
    107,169.29x = 6,526,231,606.93
  5. Step 5: Solve for x
    x = 6,526,231,606.93/107,169.29
  6. Step 6: Final answer
    x = 60,896.47

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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.