Home / 205,042.33-307,578.21-62,869.15

Finding the Fourth Proportional to 205,042.33, 307,578.21 and 62,869.15

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Solution

The fourth proportional to 205,042.33, 307,578.21 and 62,869.15 is: 94,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,042.33 : 307,578.21 = 62,869.15 : x
  2. Step 2: Convert to fraction form
    205,042.33/307,578.21 = 62,869.15/x
  3. Step 3: Cross multiply
    205,042.33x = 307,578.21 × 62,869.15
  4. Step 4: Simplify right side
    205,042.33x = 19,337,180,621.22
  5. Step 5: Solve for x
    x = 19,337,180,621.22/205,042.33
  6. Step 6: Final answer
    x = 94,308.24

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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.