Home / 204,716.20-307,001.40-92,450.20

Finding the Fourth Proportional to 204,716.20, 307,001.40 and 92,450.20

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Solution

The fourth proportional to 204,716.20, 307,001.40 and 92,450.20 is: 138,642.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,716.20 : 307,001.40 = 92,450.20 : x
  2. Step 2: Convert to fraction form
    204,716.20/307,001.40 = 92,450.20/x
  3. Step 3: Cross multiply
    204,716.20x = 307,001.40 × 92,450.20
  4. Step 4: Simplify right side
    204,716.20x = 28,382,340,830.28
  5. Step 5: Solve for x
    x = 28,382,340,830.28/204,716.20
  6. Step 6: Final answer
    x = 138,642.38

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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.