Home / 67,454.56-101,163.39-25,331.40

Finding the Fourth Proportional to 67,454.56, 101,163.39 and 25,331.40

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Solution

The fourth proportional to 67,454.56, 101,163.39 and 25,331.40 is: 37,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,454.56 : 101,163.39 = 25,331.40 : x
  2. Step 2: Convert to fraction form
    67,454.56/101,163.39 = 25,331.40/x
  3. Step 3: Cross multiply
    67,454.56x = 101,163.39 × 25,331.40
  4. Step 4: Simplify right side
    67,454.56x = 2,562,610,297.45
  5. Step 5: Solve for x
    x = 2,562,610,297.45/67,454.56
  6. Step 6: Final answer
    x = 37,990.17

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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.