Home / 67,029.93-100,543.28-17,110.44

Finding the Fourth Proportional to 67,029.93, 100,543.28 and 17,110.44

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Solution

The fourth proportional to 67,029.93, 100,543.28 and 17,110.44 is: 25,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,029.93 : 100,543.28 = 17,110.44 : x
  2. Step 2: Convert to fraction form
    67,029.93/100,543.28 = 17,110.44/x
  3. Step 3: Cross multiply
    67,029.93x = 100,543.28 × 17,110.44
  4. Step 4: Simplify right side
    67,029.93x = 1,720,339,674.29
  5. Step 5: Solve for x
    x = 1,720,339,674.29/67,029.93
  6. Step 6: Final answer
    x = 25,665.25

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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.