Home / 204,137.40-306,215.70-63,900.60

Finding the Fourth Proportional to 204,137.40, 306,215.70 and 63,900.60

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Solution

The fourth proportional to 204,137.40, 306,215.70 and 63,900.60 is: 95,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,137.40 : 306,215.70 = 63,900.60 : x
  2. Step 2: Convert to fraction form
    204,137.40/306,215.70 = 63,900.60/x
  3. Step 3: Cross multiply
    204,137.40x = 306,215.70 × 63,900.60
  4. Step 4: Simplify right side
    204,137.40x = 19,567,366,959.42
  5. Step 5: Solve for x
    x = 19,567,366,959.42/204,137.40
  6. Step 6: Final answer
    x = 95,853.91

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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.