Home / 67,083.15-100,623.67-17,162.82

Finding the Fourth Proportional to 67,083.15, 100,623.67 and 17,162.82

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Solution

The fourth proportional to 67,083.15, 100,623.67 and 17,162.82 is: 25,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,083.15 : 100,623.67 = 17,162.82 : x
  2. Step 2: Convert to fraction form
    67,083.15/100,623.67 = 17,162.82/x
  3. Step 3: Cross multiply
    67,083.15x = 100,623.67 × 17,162.82
  4. Step 4: Simplify right side
    67,083.15x = 1,726,985,935.95
  5. Step 5: Solve for x
    x = 1,726,985,935.95/67,083.15
  6. Step 6: Final answer
    x = 25,743.96

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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.