Home / 265,976.10-398,631.51-132,893.82

Finding the Fourth Proportional to 265,976.10, 398,631.51 and 132,893.82

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Solution

The fourth proportional to 265,976.10, 398,631.51 and 132,893.82 is: 199,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,976.10 : 398,631.51 = 132,893.82 : x
  2. Step 2: Convert to fraction form
    265,976.10/398,631.51 = 132,893.82/x
  3. Step 3: Cross multiply
    265,976.10x = 398,631.51 × 132,893.82
  4. Step 4: Simplify right side
    265,976.10x = 52,975,664,136.27
  5. Step 5: Solve for x
    x = 52,975,664,136.27/265,976.10
  6. Step 6: Final answer
    x = 199,174.53

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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.