Home / 161,908.68-223,324.38-140,651.04

Finding the Fourth Proportional to 161,908.68, 223,324.38 and 140,651.04

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Solution

The fourth proportional to 161,908.68, 223,324.38 and 140,651.04 is: 194,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,908.68 : 223,324.38 = 140,651.04 : x
  2. Step 2: Convert to fraction form
    161,908.68/223,324.38 = 140,651.04/x
  3. Step 3: Cross multiply
    161,908.68x = 223,324.38 × 140,651.04
  4. Step 4: Simplify right side
    161,908.68x = 31,410,806,304.36
  5. Step 5: Solve for x
    x = 31,410,806,304.36/161,908.68
  6. Step 6: Final answer
    x = 194,003.23

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1.5x scale

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.