Home / 70,831.96-106,178.82-33,921.88

Finding the Fourth Proportional to 70,831.96, 106,178.82 and 33,921.88

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Solution

The fourth proportional to 70,831.96, 106,178.82 and 33,921.88 is: 50,849.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,831.96 : 106,178.82 = 33,921.88 : x
  2. Step 2: Convert to fraction form
    70,831.96/106,178.82 = 33,921.88/x
  3. Step 3: Cross multiply
    70,831.96x = 106,178.82 × 33,921.88
  4. Step 4: Simplify right side
    70,831.96x = 3,601,785,190.58
  5. Step 5: Solve for x
    x = 3,601,785,190.58/70,831.96
  6. Step 6: Final answer
    x = 50,849.72

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1.5x scale

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.