Home / 67,259.03-100,901.84-19,874.97

Finding the Fourth Proportional to 67,259.03, 100,901.84 and 19,874.97

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Solution

The fourth proportional to 67,259.03, 100,901.84 and 19,874.97 is: 29,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,259.03 : 100,901.84 = 19,874.97 : x
  2. Step 2: Convert to fraction form
    67,259.03/100,901.84 = 19,874.97/x
  3. Step 3: Cross multiply
    67,259.03x = 100,901.84 × 19,874.97
  4. Step 4: Simplify right side
    67,259.03x = 2,005,420,943.57
  5. Step 5: Solve for x
    x = 2,005,420,943.57/67,259.03
  6. Step 6: Final answer
    x = 29,816.38

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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.