Home / 114,338.48-157,736.83-68,991.17

Finding the Fourth Proportional to 114,338.48, 157,736.83 and 68,991.17

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Solution

The fourth proportional to 114,338.48, 157,736.83 and 68,991.17 is: 95,177.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,338.48 : 157,736.83 = 68,991.17 : x
  2. Step 2: Convert to fraction form
    114,338.48/157,736.83 = 68,991.17/x
  3. Step 3: Cross multiply
    114,338.48x = 157,736.83 × 68,991.17
  4. Step 4: Simplify right side
    114,338.48x = 10,882,448,453.79
  5. Step 5: Solve for x
    x = 10,882,448,453.79/114,338.48
  6. Step 6: Final answer
    x = 95,177.48

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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.