Home / 160,583.28-221,481.24-96,854.64

Finding the Fourth Proportional to 160,583.28, 221,481.24 and 96,854.64

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Solution

The fourth proportional to 160,583.28, 221,481.24 and 96,854.64 is: 133,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,583.28 : 221,481.24 = 96,854.64 : x
  2. Step 2: Convert to fraction form
    160,583.28/221,481.24 = 96,854.64/x
  3. Step 3: Cross multiply
    160,583.28x = 221,481.24 × 96,854.64
  4. Step 4: Simplify right side
    160,583.28x = 21,451,485,766.95
  5. Step 5: Solve for x
    x = 21,451,485,766.95/160,583.28
  6. Step 6: Final answer
    x = 133,584.80

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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.