Home / 67,634.44-101,464.41-20,876.38

Finding the Fourth Proportional to 67,634.44, 101,464.41 and 20,876.38

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Solution

The fourth proportional to 67,634.44, 101,464.41 and 20,876.38 is: 31,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,634.44 : 101,464.41 = 20,876.38 : x
  2. Step 2: Convert to fraction form
    67,634.44/101,464.41 = 20,876.38/x
  3. Step 3: Cross multiply
    67,634.44x = 101,464.41 × 20,876.38
  4. Step 4: Simplify right side
    67,634.44x = 2,118,209,579.64
  5. Step 5: Solve for x
    x = 2,118,209,579.64/67,634.44
  6. Step 6: Final answer
    x = 31,318.51

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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.