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Finding the Fourth Proportional to 64,764.83, 97,160.34 and 27,324.99

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Solution

The fourth proportional to 64,764.83, 97,160.34 and 27,324.99 is: 40,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,764.83 : 97,160.34 = 27,324.99 : x
  2. Step 2: Convert to fraction form
    64,764.83/97,160.34 = 27,324.99/x
  3. Step 3: Cross multiply
    64,764.83x = 97,160.34 × 27,324.99
  4. Step 4: Simplify right side
    64,764.83x = 2,654,905,190.81
  5. Step 5: Solve for x
    x = 2,654,905,190.81/64,764.83
  6. Step 6: Final answer
    x = 40,993.01

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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.