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Finding the Fourth Proportional to 64,517.65, 96,738.81 and 25,028.62

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Solution

The fourth proportional to 64,517.65, 96,738.81 and 25,028.62 is: 37,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,517.65 : 96,738.81 = 25,028.62 : x
  2. Step 2: Convert to fraction form
    64,517.65/96,738.81 = 25,028.62/x
  3. Step 3: Cross multiply
    64,517.65x = 96,738.81 × 25,028.62
  4. Step 4: Simplify right side
    64,517.65x = 2,421,238,914.74
  5. Step 5: Solve for x
    x = 2,421,238,914.74/64,517.65
  6. Step 6: Final answer
    x = 37,528.32

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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.