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Finding the Fourth Proportional to 96,734.50, 133,502.00 and 53,722.29

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Solution

The fourth proportional to 96,734.50, 133,502.00 and 53,722.29 is: 74,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,734.50 : 133,502.00 = 53,722.29 : x
  2. Step 2: Convert to fraction form
    96,734.50/133,502.00 = 53,722.29/x
  3. Step 3: Cross multiply
    96,734.50x = 133,502.00 × 53,722.29
  4. Step 4: Simplify right side
    96,734.50x = 7,172,032,791.75
  5. Step 5: Solve for x
    x = 7,172,032,791.75/96,734.50
  6. Step 6: Final answer
    x = 74,141.41

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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.