Home / 124,831.06-187,197.35-53,759.03

Finding the Fourth Proportional to 124,831.06, 187,197.35 and 53,759.03

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Solution

The fourth proportional to 124,831.06, 187,197.35 and 53,759.03 is: 80,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,831.06 : 187,197.35 = 53,759.03 : x
  2. Step 2: Convert to fraction form
    124,831.06/187,197.35 = 53,759.03/x
  3. Step 3: Cross multiply
    124,831.06x = 187,197.35 × 53,759.03
  4. Step 4: Simplify right side
    124,831.06x = 10,063,546,749.79
  5. Step 5: Solve for x
    x = 10,063,546,749.79/124,831.06
  6. Step 6: Final answer
    x = 80,617.33

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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.