Home / 161,063.15-222,271.82-92,163.82

Finding the Fourth Proportional to 161,063.15, 222,271.82 and 92,163.82

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Solution

The fourth proportional to 161,063.15, 222,271.82 and 92,163.82 is: 127,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,063.15 : 222,271.82 = 92,163.82 : x
  2. Step 2: Convert to fraction form
    161,063.15/222,271.82 = 92,163.82/x
  3. Step 3: Cross multiply
    161,063.15x = 222,271.82 × 92,163.82
  4. Step 4: Simplify right side
    161,063.15x = 20,485,420,104.41
  5. Step 5: Solve for x
    x = 20,485,420,104.41/161,063.15
  6. Step 6: Final answer
    x = 127,188.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.