Home / 119,911.66-179,831.43-98,799.37

Finding the Fourth Proportional to 119,911.66, 179,831.43 and 98,799.37

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Solution

The fourth proportional to 119,911.66, 179,831.43 and 98,799.37 is: 148,169.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,911.66 : 179,831.43 = 98,799.37 : x
  2. Step 2: Convert to fraction form
    119,911.66/179,831.43 = 98,799.37/x
  3. Step 3: Cross multiply
    119,911.66x = 179,831.43 × 98,799.37
  4. Step 4: Simplify right side
    119,911.66x = 17,767,231,540.62
  5. Step 5: Solve for x
    x = 17,767,231,540.62/119,911.66
  6. Step 6: Final answer
    x = 148,169.34

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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.