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Finding the Fourth Proportional to 200,096.08, 300,033.34 and 81,850.48

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Solution

The fourth proportional to 200,096.08, 300,033.34 and 81,850.48 is: 122,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,096.08 : 300,033.34 = 81,850.48 : x
  2. Step 2: Convert to fraction form
    200,096.08/300,033.34 = 81,850.48/x
  3. Step 3: Cross multiply
    200,096.08x = 300,033.34 × 81,850.48
  4. Step 4: Simplify right side
    200,096.08x = 24,557,872,895.00
  5. Step 5: Solve for x
    x = 24,557,872,895.00/200,096.08
  6. Step 6: Final answer
    x = 122,730.40

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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.