Home / 106,499.82-159,634.20-52,501.92

Finding the Fourth Proportional to 106,499.82, 159,634.20 and 52,501.92

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Solution

The fourth proportional to 106,499.82, 159,634.20 and 52,501.92 is: 78,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,499.82 : 159,634.20 = 52,501.92 : x
  2. Step 2: Convert to fraction form
    106,499.82/159,634.20 = 52,501.92/x
  3. Step 3: Cross multiply
    106,499.82x = 159,634.20 × 52,501.92
  4. Step 4: Simplify right side
    106,499.82x = 8,381,101,997.66
  5. Step 5: Solve for x
    x = 8,381,101,997.66/106,499.82
  6. Step 6: Final answer
    x = 78,695.93

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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.