Home / 234,144.35-323,119.61-126,714.47

Finding the Fourth Proportional to 234,144.35, 323,119.61 and 126,714.47

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Solution

The fourth proportional to 234,144.35, 323,119.61 and 126,714.47 is: 174,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,144.35 : 323,119.61 = 126,714.47 : x
  2. Step 2: Convert to fraction form
    234,144.35/323,119.61 = 126,714.47/x
  3. Step 3: Cross multiply
    234,144.35x = 323,119.61 × 126,714.47
  4. Step 4: Simplify right side
    234,144.35x = 40,943,930,171.31
  5. Step 5: Solve for x
    x = 40,943,930,171.31/234,144.35
  6. Step 6: Final answer
    x = 174,866.19

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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.