Home / 190,717.59-263,007.38-114,224.43

Finding the Fourth Proportional to 190,717.59, 263,007.38 and 114,224.43

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Solution

The fourth proportional to 190,717.59, 263,007.38 and 114,224.43 is: 157,520.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,717.59 : 263,007.38 = 114,224.43 : x
  2. Step 2: Convert to fraction form
    190,717.59/263,007.38 = 114,224.43/x
  3. Step 3: Cross multiply
    190,717.59x = 263,007.38 × 114,224.43
  4. Step 4: Simplify right side
    190,717.59x = 30,041,867,495.17
  5. Step 5: Solve for x
    x = 30,041,867,495.17/190,717.59
  6. Step 6: Final answer
    x = 157,520.17

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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.