Home / 234,176.41-323,171.31-143,514.88

Finding the Fourth Proportional to 234,176.41, 323,171.31 and 143,514.88

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Solution

The fourth proportional to 234,176.41, 323,171.31 and 143,514.88 is: 198,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,176.41 : 323,171.31 = 143,514.88 : x
  2. Step 2: Convert to fraction form
    234,176.41/323,171.31 = 143,514.88/x
  3. Step 3: Cross multiply
    234,176.41x = 323,171.31 × 143,514.88
  4. Step 4: Simplify right side
    234,176.41x = 46,379,891,774.09
  5. Step 5: Solve for x
    x = 46,379,891,774.09/234,176.41
  6. Step 6: Final answer
    x = 198,055.35

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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.