Home / 160,786.34-221,849.66-92,788.87

Finding the Fourth Proportional to 160,786.34, 221,849.66 and 92,788.87

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Solution

The fourth proportional to 160,786.34, 221,849.66 and 92,788.87 is: 128,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,786.34 : 221,849.66 = 92,788.87 : x
  2. Step 2: Convert to fraction form
    160,786.34/221,849.66 = 92,788.87/x
  3. Step 3: Cross multiply
    160,786.34x = 221,849.66 × 92,788.87
  4. Step 4: Simplify right side
    160,786.34x = 20,585,178,469.68
  5. Step 5: Solve for x
    x = 20,585,178,469.68/160,786.34
  6. Step 6: Final answer
    x = 128,028.15

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1.5x scale

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.