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Finding the Fourth Proportional to 64,362.48, 96,579.96 and 50,283.04

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Solution

The fourth proportional to 64,362.48, 96,579.96 and 50,283.04 is: 75,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,362.48 : 96,579.96 = 50,283.04 : x
  2. Step 2: Convert to fraction form
    64,362.48/96,579.96 = 50,283.04/x
  3. Step 3: Cross multiply
    64,362.48x = 96,579.96 × 50,283.04
  4. Step 4: Simplify right side
    64,362.48x = 4,856,333,991.88
  5. Step 5: Solve for x
    x = 4,856,333,991.88/64,362.48
  6. Step 6: Final answer
    x = 75,452.87

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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.