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Finding the Fourth Proportional to 107,366.68, 161,069.82 and 35,323.64

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Solution

The fourth proportional to 107,366.68, 161,069.82 and 35,323.64 is: 52,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,366.68 : 161,069.82 = 35,323.64 : x
  2. Step 2: Convert to fraction form
    107,366.68/161,069.82 = 35,323.64/x
  3. Step 3: Cross multiply
    107,366.68x = 161,069.82 × 35,323.64
  4. Step 4: Simplify right side
    107,366.68x = 5,689,572,521.98
  5. Step 5: Solve for x
    x = 5,689,572,521.98/107,366.68
  6. Step 6: Final answer
    x = 52,991.97

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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.