Home / 196,110.15-293,906.73-77,716.89

Finding the Fourth Proportional to 196,110.15, 293,906.73 and 77,716.89

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Solution

The fourth proportional to 196,110.15, 293,906.73 and 77,716.89 is: 116,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,110.15 : 293,906.73 = 77,716.89 : x
  2. Step 2: Convert to fraction form
    196,110.15/293,906.73 = 77,716.89/x
  3. Step 3: Cross multiply
    196,110.15x = 293,906.73 × 77,716.89
  4. Step 4: Simplify right side
    196,110.15x = 22,841,517,005.67
  5. Step 5: Solve for x
    x = 22,841,517,005.67/196,110.15
  6. Step 6: Final answer
    x = 116,472.90

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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.