Home / 236,936.13-355,404.19-70,724.13

Finding the Fourth Proportional to 236,936.13, 355,404.19 and 70,724.13

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Solution

The fourth proportional to 236,936.13, 355,404.19 and 70,724.13 is: 106,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,936.13 : 355,404.19 = 70,724.13 : x
  2. Step 2: Convert to fraction form
    236,936.13/355,404.19 = 70,724.13/x
  3. Step 3: Cross multiply
    236,936.13x = 355,404.19 × 70,724.13
  4. Step 4: Simplify right side
    236,936.13x = 25,135,652,136.10
  5. Step 5: Solve for x
    x = 25,135,652,136.10/236,936.13
  6. Step 6: Final answer
    x = 106,086.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.