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Finding the Fourth Proportional to 64,520.72, 96,792.48 and 29,463.92

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Solution

The fourth proportional to 64,520.72, 96,792.48 and 29,463.92 is: 44,201.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,520.72 : 96,792.48 = 29,463.92 : x
  2. Step 2: Convert to fraction form
    64,520.72/96,792.48 = 29,463.92/x
  3. Step 3: Cross multiply
    64,520.72x = 96,792.48 × 29,463.92
  4. Step 4: Simplify right side
    64,520.72x = 2,851,885,887.32
  5. Step 5: Solve for x
    x = 2,851,885,887.32/64,520.72
  6. Step 6: Final answer
    x = 44,201.09

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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.