Home / 115,995.82-173,997.34-55,192.76

Finding the Fourth Proportional to 115,995.82, 173,997.34 and 55,192.76

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Solution

The fourth proportional to 115,995.82, 173,997.34 and 55,192.76 is: 82,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,995.82 : 173,997.34 = 55,192.76 : x
  2. Step 2: Convert to fraction form
    115,995.82/173,997.34 = 55,192.76/x
  3. Step 3: Cross multiply
    115,995.82x = 173,997.34 × 55,192.76
  4. Step 4: Simplify right side
    115,995.82x = 9,603,393,427.26
  5. Step 5: Solve for x
    x = 9,603,393,427.26/115,995.82
  6. Step 6: Final answer
    x = 82,790.86

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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.