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Finding the Fourth Proportional to 201,379.80, 301,724.10 and 95,971.80

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Solution

The fourth proportional to 201,379.80, 301,724.10 and 95,971.80 is: 143,793.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,379.80 : 301,724.10 = 95,971.80 : x
  2. Step 2: Convert to fraction form
    201,379.80/301,724.10 = 95,971.80/x
  3. Step 3: Cross multiply
    201,379.80x = 301,724.10 × 95,971.80
  4. Step 4: Simplify right side
    201,379.80x = 28,957,004,980.38
  5. Step 5: Solve for x
    x = 28,957,004,980.38/201,379.80
  6. Step 6: Final answer
    x = 143,793.00

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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.