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Finding the Fourth Proportional to 200,108.80, 300,060.60 and 59,849.20

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Solution

The fourth proportional to 200,108.80, 300,060.60 and 59,849.20 is: 89,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,108.80 : 300,060.60 = 59,849.20 : x
  2. Step 2: Convert to fraction form
    200,108.80/300,060.60 = 59,849.20/x
  3. Step 3: Cross multiply
    200,108.80x = 300,060.60 × 59,849.20
  4. Step 4: Simplify right side
    200,108.80x = 17,958,386,861.52
  5. Step 5: Solve for x
    x = 17,958,386,861.52/200,108.80
  6. Step 6: Final answer
    x = 89,743.11

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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.