Home / 192,640.03-266,097.38-147,871.22

Finding the Fourth Proportional to 192,640.03, 266,097.38 and 147,871.22

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Solution

The fourth proportional to 192,640.03, 266,097.38 and 147,871.22 is: 204,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,640.03 : 266,097.38 = 147,871.22 : x
  2. Step 2: Convert to fraction form
    192,640.03/266,097.38 = 147,871.22/x
  3. Step 3: Cross multiply
    192,640.03x = 266,097.38 × 147,871.22
  4. Step 4: Simplify right side
    192,640.03x = 39,348,142,149.56
  5. Step 5: Solve for x
    x = 39,348,142,149.56/192,640.03
  6. Step 6: Final answer
    x = 204,257.35

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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.