Home / 195,544.23-269,832.38-155,355.27

Finding the Fourth Proportional to 195,544.23, 269,832.38 and 155,355.27

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Solution

The fourth proportional to 195,544.23, 269,832.38 and 155,355.27 is: 214,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,544.23 : 269,832.38 = 155,355.27 : x
  2. Step 2: Convert to fraction form
    195,544.23/269,832.38 = 155,355.27/x
  3. Step 3: Cross multiply
    195,544.23x = 269,832.38 × 155,355.27
  4. Step 4: Simplify right side
    195,544.23x = 41,919,881,472.87
  5. Step 5: Solve for x
    x = 41,919,881,472.87/195,544.23
  6. Step 6: Final answer
    x = 214,375.45

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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.