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Finding the Fourth Proportional to 204,047.60, 306,071.40 and 63,849.20

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Solution

The fourth proportional to 204,047.60, 306,071.40 and 63,849.20 is: 95,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,047.60 : 306,071.40 = 63,849.20 : x
  2. Step 2: Convert to fraction form
    204,047.60/306,071.40 = 63,849.20/x
  3. Step 3: Cross multiply
    204,047.60x = 306,071.40 × 63,849.20
  4. Step 4: Simplify right side
    204,047.60x = 19,542,414,032.88
  5. Step 5: Solve for x
    x = 19,542,414,032.88/204,047.60
  6. Step 6: Final answer
    x = 95,773.80

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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.