Home / 89,611.14-123,662.40-49,324.04

Finding the Fourth Proportional to 89,611.14, 123,662.40 and 49,324.04

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Solution

The fourth proportional to 89,611.14, 123,662.40 and 49,324.04 is: 68,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,611.14 : 123,662.40 = 49,324.04 : x
  2. Step 2: Convert to fraction form
    89,611.14/123,662.40 = 49,324.04/x
  3. Step 3: Cross multiply
    89,611.14x = 123,662.40 × 49,324.04
  4. Step 4: Simplify right side
    89,611.14x = 6,099,529,164.10
  5. Step 5: Solve for x
    x = 6,099,529,164.10/89,611.14
  6. Step 6: Final answer
    x = 68,066.64

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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.