Home / 109,199.34-150,694.78-61,452.73

Finding the Fourth Proportional to 109,199.34, 150,694.78 and 61,452.73

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Solution

The fourth proportional to 109,199.34, 150,694.78 and 61,452.73 is: 84,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,199.34 : 150,694.78 = 61,452.73 : x
  2. Step 2: Convert to fraction form
    109,199.34/150,694.78 = 61,452.73/x
  3. Step 3: Cross multiply
    109,199.34x = 150,694.78 × 61,452.73
  4. Step 4: Simplify right side
    109,199.34x = 9,260,604,930.05
  5. Step 5: Solve for x
    x = 9,260,604,930.05/109,199.34
  6. Step 6: Final answer
    x = 84,804.59

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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.