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Finding the Fourth Proportional to 202,801.48, 279,876.54 and 116,773.24

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Solution

The fourth proportional to 202,801.48, 279,876.54 and 116,773.24 is: 161,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,801.48 : 279,876.54 = 116,773.24 : x
  2. Step 2: Convert to fraction form
    202,801.48/279,876.54 = 116,773.24/x
  3. Step 3: Cross multiply
    202,801.48x = 279,876.54 × 116,773.24
  4. Step 4: Simplify right side
    202,801.48x = 32,682,090,375.79
  5. Step 5: Solve for x
    x = 32,682,090,375.79/202,801.48
  6. Step 6: Final answer
    x = 161,153.12

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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.