Home / 107,405.92-161,110.50-37,287.46

Finding the Fourth Proportional to 107,405.92, 161,110.50 and 37,287.46

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Solution

The fourth proportional to 107,405.92, 161,110.50 and 37,287.46 is: 55,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,405.92 : 161,110.50 = 37,287.46 : x
  2. Step 2: Convert to fraction form
    107,405.92/161,110.50 = 37,287.46/x
  3. Step 3: Cross multiply
    107,405.92x = 161,110.50 × 37,287.46
  4. Step 4: Simplify right side
    107,405.92x = 6,007,401,324.33
  5. Step 5: Solve for x
    x = 6,007,401,324.33/107,405.92
  6. Step 6: Final answer
    x = 55,931.75

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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.