Home / 190,668.17-263,121.34-104,628.59

Finding the Fourth Proportional to 190,668.17, 263,121.34 and 104,628.59

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Solution

The fourth proportional to 190,668.17, 263,121.34 and 104,628.59 is: 144,387.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,668.17 : 263,121.34 = 104,628.59 : x
  2. Step 2: Convert to fraction form
    190,668.17/263,121.34 = 104,628.59/x
  3. Step 3: Cross multiply
    190,668.17x = 263,121.34 × 104,628.59
  4. Step 4: Simplify right side
    190,668.17x = 27,530,013,618.29
  5. Step 5: Solve for x
    x = 27,530,013,618.29/190,668.17
  6. Step 6: Final answer
    x = 144,387.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.