Home / 107,719.82-161,574.06-32,838.16

Finding the Fourth Proportional to 107,719.82, 161,574.06 and 32,838.16

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Solution

The fourth proportional to 107,719.82, 161,574.06 and 32,838.16 is: 49,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,719.82 : 161,574.06 = 32,838.16 : x
  2. Step 2: Convert to fraction form
    107,719.82/161,574.06 = 32,838.16/x
  3. Step 3: Cross multiply
    107,719.82x = 161,574.06 × 32,838.16
  4. Step 4: Simplify right side
    107,719.82x = 5,305,794,834.13
  5. Step 5: Solve for x
    x = 5,305,794,834.13/107,719.82
  6. Step 6: Final answer
    x = 49,255.51

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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.