Home / 107,706.24-161,534.24-41,121.92

Finding the Fourth Proportional to 107,706.24, 161,534.24 and 41,121.92

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Solution

The fourth proportional to 107,706.24, 161,534.24 and 41,121.92 is: 61,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,706.24 : 161,534.24 = 41,121.92 : x
  2. Step 2: Convert to fraction form
    107,706.24/161,534.24 = 41,121.92/x
  3. Step 3: Cross multiply
    107,706.24x = 161,534.24 × 41,121.92
  4. Step 4: Simplify right side
    107,706.24x = 6,642,598,094.54
  5. Step 5: Solve for x
    x = 6,642,598,094.54/107,706.24
  6. Step 6: Final answer
    x = 61,673.29

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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.