Home / 84,231.74-116,238.93-45,991.17

Finding the Fourth Proportional to 84,231.74, 116,238.93 and 45,991.17

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Solution

The fourth proportional to 84,231.74, 116,238.93 and 45,991.17 is: 63,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,231.74 : 116,238.93 = 45,991.17 : x
  2. Step 2: Convert to fraction form
    84,231.74/116,238.93 = 45,991.17/x
  3. Step 3: Cross multiply
    84,231.74x = 116,238.93 × 45,991.17
  4. Step 4: Simplify right side
    84,231.74x = 5,345,964,217.78
  5. Step 5: Solve for x
    x = 5,345,964,217.78/84,231.74
  6. Step 6: Final answer
    x = 63,467.33

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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.