Home / 110,788.23-166,167.75-30,831.51

Finding the Fourth Proportional to 110,788.23, 166,167.75 and 30,831.51

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Solution

The fourth proportional to 110,788.23, 166,167.75 and 30,831.51 is: 46,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,788.23 : 166,167.75 = 30,831.51 : x
  2. Step 2: Convert to fraction form
    110,788.23/166,167.75 = 30,831.51/x
  3. Step 3: Cross multiply
    110,788.23x = 166,167.75 × 30,831.51
  4. Step 4: Simplify right side
    110,788.23x = 5,123,202,645.80
  5. Step 5: Solve for x
    x = 5,123,202,645.80/110,788.23
  6. Step 6: Final answer
    x = 46,243.20

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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.