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Finding the Fourth Proportional to 96,334.68, 132,939.90 and 53,893.56

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Solution

The fourth proportional to 96,334.68, 132,939.90 and 53,893.56 is: 74,372.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,334.68 : 132,939.90 = 53,893.56 : x
  2. Step 2: Convert to fraction form
    96,334.68/132,939.90 = 53,893.56/x
  3. Step 3: Cross multiply
    96,334.68x = 132,939.90 × 53,893.56
  4. Step 4: Simplify right side
    96,334.68x = 7,164,604,477.04
  5. Step 5: Solve for x
    x = 7,164,604,477.04/96,334.68
  6. Step 6: Final answer
    x = 74,372.02

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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.