Home / 107,490.85-161,301.07-37,419.37

Finding the Fourth Proportional to 107,490.85, 161,301.07 and 37,419.37

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Solution

The fourth proportional to 107,490.85, 161,301.07 and 37,419.37 is: 56,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,490.85 : 161,301.07 = 37,419.37 : x
  2. Step 2: Convert to fraction form
    107,490.85/161,301.07 = 37,419.37/x
  3. Step 3: Cross multiply
    107,490.85x = 161,301.07 × 37,419.37
  4. Step 4: Simplify right side
    107,490.85x = 6,035,783,613.22
  5. Step 5: Solve for x
    x = 6,035,783,613.22/107,490.85
  6. Step 6: Final answer
    x = 56,151.61

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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.