Home / 224,169.76-309,350.23-122,196.09

Finding the Fourth Proportional to 224,169.76, 309,350.23 and 122,196.09

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Solution

The fourth proportional to 224,169.76, 309,350.23 and 122,196.09 is: 168,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,169.76 : 309,350.23 = 122,196.09 : x
  2. Step 2: Convert to fraction form
    224,169.76/309,350.23 = 122,196.09/x
  3. Step 3: Cross multiply
    224,169.76x = 309,350.23 × 122,196.09
  4. Step 4: Simplify right side
    224,169.76x = 37,801,388,546.60
  5. Step 5: Solve for x
    x = 37,801,388,546.60/224,169.76
  6. Step 6: Final answer
    x = 168,628.40

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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.