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Finding the Fourth Proportional to 64,512.50, 96,699.63 and 27,063.14

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Solution

The fourth proportional to 64,512.50, 96,699.63 and 27,063.14 is: 40,565.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512.50 : 96,699.63 = 27,063.14 : x
  2. Step 2: Convert to fraction form
    64,512.50/96,699.63 = 27,063.14/x
  3. Step 3: Cross multiply
    64,512.50x = 96,699.63 × 27,063.14
  4. Step 4: Simplify right side
    64,512.50x = 2,616,995,624.64
  5. Step 5: Solve for x
    x = 2,616,995,624.64/64,512.50
  6. Step 6: Final answer
    x = 40,565.71

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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.