Home / 234,173.20-323,159.76-126,743.20

Finding the Fourth Proportional to 234,173.20, 323,159.76 and 126,743.20

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Solution

The fourth proportional to 234,173.20, 323,159.76 and 126,743.20 is: 174,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,173.20 : 323,159.76 = 126,743.20 : x
  2. Step 2: Convert to fraction form
    234,173.20/323,159.76 = 126,743.20/x
  3. Step 3: Cross multiply
    234,173.20x = 323,159.76 × 126,743.20
  4. Step 4: Simplify right side
    234,173.20x = 40,958,302,093.63
  5. Step 5: Solve for x
    x = 40,958,302,093.63/234,173.20
  6. Step 6: Final answer
    x = 174,906.02

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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.