Home / 361,126.23-541,393.78-136,359.12

Finding the Fourth Proportional to 361,126.23, 541,393.78 and 136,359.12

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Solution

The fourth proportional to 361,126.23, 541,393.78 and 136,359.12 is: 204,427.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,126.23 : 541,393.78 = 136,359.12 : x
  2. Step 2: Convert to fraction form
    361,126.23/541,393.78 = 136,359.12/x
  3. Step 3: Cross multiply
    361,126.23x = 541,393.78 × 136,359.12
  4. Step 4: Simplify right side
    361,126.23x = 73,823,979,073.38
  5. Step 5: Solve for x
    x = 73,823,979,073.38/361,126.23
  6. Step 6: Final answer
    x = 204,427.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.