Home / 119,544.09-164,971.92-65,831.03

Finding the Fourth Proportional to 119,544.09, 164,971.92 and 65,831.03

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Solution

The fourth proportional to 119,544.09, 164,971.92 and 65,831.03 is: 90,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,544.09 : 164,971.92 = 65,831.03 : x
  2. Step 2: Convert to fraction form
    119,544.09/164,971.92 = 65,831.03/x
  3. Step 3: Cross multiply
    119,544.09x = 164,971.92 × 65,831.03
  4. Step 4: Simplify right side
    119,544.09x = 10,860,270,589.82
  5. Step 5: Solve for x
    x = 10,860,270,589.82/119,544.09
  6. Step 6: Final answer
    x = 90,847.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.