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Finding the Fourth Proportional to 76,798.67, 115,197.99 and 24,212.27

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Solution

The fourth proportional to 76,798.67, 115,197.99 and 24,212.27 is: 36,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,798.67 : 115,197.99 = 24,212.27 : x
  2. Step 2: Convert to fraction form
    76,798.67/115,197.99 = 24,212.27/x
  3. Step 3: Cross multiply
    76,798.67x = 115,197.99 × 24,212.27
  4. Step 4: Simplify right side
    76,798.67x = 2,789,204,837.34
  5. Step 5: Solve for x
    x = 2,789,204,837.34/76,798.67
  6. Step 6: Final answer
    x = 36,318.40

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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.