Home / 190,696.50-263,161.17-105,827.22

Finding the Fourth Proportional to 190,696.50, 263,161.17 and 105,827.22

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Solution

The fourth proportional to 190,696.50, 263,161.17 and 105,827.22 is: 146,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,696.50 : 263,161.17 = 105,827.22 : x
  2. Step 2: Convert to fraction form
    190,696.50/263,161.17 = 105,827.22/x
  3. Step 3: Cross multiply
    190,696.50x = 263,161.17 × 105,827.22
  4. Step 4: Simplify right side
    190,696.50x = 27,849,615,033.05
  5. Step 5: Solve for x
    x = 27,849,615,033.05/190,696.50
  6. Step 6: Final answer
    x = 146,041.56

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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.