Home / 106,388.14-159,618.66-36,316.66

Finding the Fourth Proportional to 106,388.14, 159,618.66 and 36,316.66

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Solution

The fourth proportional to 106,388.14, 159,618.66 and 36,316.66 is: 54,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,388.14 : 159,618.66 = 36,316.66 : x
  2. Step 2: Convert to fraction form
    106,388.14/159,618.66 = 36,316.66/x
  3. Step 3: Cross multiply
    106,388.14x = 159,618.66 × 36,316.66
  4. Step 4: Simplify right side
    106,388.14x = 5,796,816,205.83
  5. Step 5: Solve for x
    x = 5,796,816,205.83/106,388.14
  6. Step 6: Final answer
    x = 54,487.43

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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.