Home / 254,600.40-381,955.68-96,831.84

Finding the Fourth Proportional to 254,600.40, 381,955.68 and 96,831.84

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Solution

The fourth proportional to 254,600.40, 381,955.68 and 96,831.84 is: 145,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,600.40 : 381,955.68 = 96,831.84 : x
  2. Step 2: Convert to fraction form
    254,600.40/381,955.68 = 96,831.84/x
  3. Step 3: Cross multiply
    254,600.40x = 381,955.68 × 96,831.84
  4. Step 4: Simplify right side
    254,600.40x = 36,985,471,292.85
  5. Step 5: Solve for x
    x = 36,985,471,292.85/254,600.40
  6. Step 6: Final answer
    x = 145,268.71

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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.