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Finding the Fourth Proportional to 64,793.50, 97,148.76 and 27,343.42

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Solution

The fourth proportional to 64,793.50, 97,148.76 and 27,343.42 is: 40,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,793.50 : 97,148.76 = 27,343.42 : x
  2. Step 2: Convert to fraction form
    64,793.50/97,148.76 = 27,343.42/x
  3. Step 3: Cross multiply
    64,793.50x = 97,148.76 × 27,343.42
  4. Step 4: Simplify right side
    64,793.50x = 2,656,379,347.16
  5. Step 5: Solve for x
    x = 2,656,379,347.16/64,793.50
  6. Step 6: Final answer
    x = 40,997.62

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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.