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Finding the Fourth Proportional to 64,586.97, 96,861.62 and 25,134.71

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Solution

The fourth proportional to 64,586.97, 96,861.62 and 25,134.71 is: 37,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,586.97 : 96,861.62 = 25,134.71 : x
  2. Step 2: Convert to fraction form
    64,586.97/96,861.62 = 25,134.71/x
  3. Step 3: Cross multiply
    64,586.97x = 96,861.62 × 25,134.71
  4. Step 4: Simplify right side
    64,586.97x = 2,434,588,307.36
  5. Step 5: Solve for x
    x = 2,434,588,307.36/64,586.97
  6. Step 6: Final answer
    x = 37,694.73

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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.