Home / 89,763.21-134,644.41-23,197.68

Finding the Fourth Proportional to 89,763.21, 134,644.41 and 23,197.68

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Solution

The fourth proportional to 89,763.21, 134,644.41 and 23,197.68 is: 34,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,763.21 : 134,644.41 = 23,197.68 : x
  2. Step 2: Convert to fraction form
    89,763.21/134,644.41 = 23,197.68/x
  3. Step 3: Cross multiply
    89,763.21x = 134,644.41 × 23,197.68
  4. Step 4: Simplify right side
    89,763.21x = 3,123,437,936.97
  5. Step 5: Solve for x
    x = 3,123,437,936.97/89,763.21
  6. Step 6: Final answer
    x = 34,796.42

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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.