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Finding the Fourth Proportional to 95,940.48, 132,393 and 53,490.84

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Solution

The fourth proportional to 95,940.48, 132,393 and 53,490.84 is: 73,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,940.48 : 132,393 = 53,490.84 : x
  2. Step 2: Convert to fraction form
    95,940.48/132,393 = 53,490.84/x
  3. Step 3: Cross multiply
    95,940.48x = 132,393 × 53,490.84
  4. Step 4: Simplify right side
    95,940.48x = 7,081,812,780.12
  5. Step 5: Solve for x
    x = 7,081,812,780.12/95,940.48
  6. Step 6: Final answer
    x = 73,814.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.