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Finding the Fourth Proportional to 67,033.91, 100,550.77 and 17,114.01

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Solution

The fourth proportional to 67,033.91, 100,550.77 and 17,114.01 is: 25,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,033.91 : 100,550.77 = 17,114.01 : x
  2. Step 2: Convert to fraction form
    67,033.91/100,550.77 = 17,114.01/x
  3. Step 3: Cross multiply
    67,033.91x = 100,550.77 × 17,114.01
  4. Step 4: Simplify right side
    67,033.91x = 1,720,826,883.29
  5. Step 5: Solve for x
    x = 1,720,826,883.29/67,033.91
  6. Step 6: Final answer
    x = 25,670.99

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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.