Home / 106,867.78-159,512.42-94,260.67

Finding the Fourth Proportional to 106,867.78, 159,512.42 and 94,260.67

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Solution

The fourth proportional to 106,867.78, 159,512.42 and 94,260.67 is: 140,694.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,867.78 : 159,512.42 = 94,260.67 : x
  2. Step 2: Convert to fraction form
    106,867.78/159,512.42 = 94,260.67/x
  3. Step 3: Cross multiply
    106,867.78x = 159,512.42 × 94,260.67
  4. Step 4: Simplify right side
    106,867.78x = 15,035,747,582.52
  5. Step 5: Solve for x
    x = 15,035,747,582.52/106,867.78
  6. Step 6: Final answer
    x = 140,694.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.