Home / 161,110.62-242,150.72-133,209.36

Finding the Fourth Proportional to 161,110.62, 242,150.72 and 133,209.36

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Solution

The fourth proportional to 161,110.62, 242,150.72 and 133,209.36 is: 200,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,110.62 : 242,150.72 = 133,209.36 : x
  2. Step 2: Convert to fraction form
    161,110.62/242,150.72 = 133,209.36/x
  3. Step 3: Cross multiply
    161,110.62x = 242,150.72 × 133,209.36
  4. Step 4: Simplify right side
    161,110.62x = 32,256,741,768.69
  5. Step 5: Solve for x
    x = 32,256,741,768.69/161,110.62
  6. Step 6: Final answer
    x = 200,214.87

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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.