Home / 89,504.24-123,506.28-51,771.44

Finding the Fourth Proportional to 89,504.24, 123,506.28 and 51,771.44

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Solution

The fourth proportional to 89,504.24, 123,506.28 and 51,771.44 is: 71,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,504.24 : 123,506.28 = 51,771.44 : x
  2. Step 2: Convert to fraction form
    89,504.24/123,506.28 = 51,771.44/x
  3. Step 3: Cross multiply
    89,504.24x = 123,506.28 × 51,771.44
  4. Step 4: Simplify right side
    89,504.24x = 6,394,097,964.64
  5. Step 5: Solve for x
    x = 6,394,097,964.64/89,504.24
  6. Step 6: Final answer
    x = 71,439.05

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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.