Home / 66,329.28-99,493.92-21,944.12

Finding the Fourth Proportional to 66,329.28, 99,493.92 and 21,944.12

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Solution

The fourth proportional to 66,329.28, 99,493.92 and 21,944.12 is: 32,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,329.28 : 99,493.92 = 21,944.12 : x
  2. Step 2: Convert to fraction form
    66,329.28/99,493.92 = 21,944.12/x
  3. Step 3: Cross multiply
    66,329.28x = 99,493.92 × 21,944.12
  4. Step 4: Simplify right side
    66,329.28x = 2,183,306,022.28
  5. Step 5: Solve for x
    x = 2,183,306,022.28/66,329.28
  6. Step 6: Final answer
    x = 32,916.17

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Similar ratio
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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.