Home / 194,480.62-268,433.19-126,666.58

Finding the Fourth Proportional to 194,480.62, 268,433.19 and 126,666.58

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Solution

The fourth proportional to 194,480.62, 268,433.19 and 126,666.58 is: 174,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,480.62 : 268,433.19 = 126,666.58 : x
  2. Step 2: Convert to fraction form
    194,480.62/268,433.19 = 126,666.58/x
  3. Step 3: Cross multiply
    194,480.62x = 268,433.19 × 126,666.58
  4. Step 4: Simplify right side
    194,480.62x = 34,001,514,135.79
  5. Step 5: Solve for x
    x = 34,001,514,135.79/194,480.62
  6. Step 6: Final answer
    x = 174,832.40

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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.