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Finding the Fourth Proportional to 64,694.93, 96,984.68 and 25,242.86

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Solution

The fourth proportional to 64,694.93, 96,984.68 and 25,242.86 is: 37,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,694.93 : 96,984.68 = 25,242.86 : x
  2. Step 2: Convert to fraction form
    64,694.93/96,984.68 = 25,242.86/x
  3. Step 3: Cross multiply
    64,694.93x = 96,984.68 × 25,242.86
  4. Step 4: Simplify right side
    64,694.93x = 2,448,170,815.63
  5. Step 5: Solve for x
    x = 2,448,170,815.63/64,694.93
  6. Step 6: Final answer
    x = 37,841.78

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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.