Home / 241,203.85-361,550.50-81,127.39

Finding the Fourth Proportional to 241,203.85, 361,550.50 and 81,127.39

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Solution

The fourth proportional to 241,203.85, 361,550.50 and 81,127.39 is: 121,605.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,203.85 : 361,550.50 = 81,127.39 : x
  2. Step 2: Convert to fraction form
    241,203.85/361,550.50 = 81,127.39/x
  3. Step 3: Cross multiply
    241,203.85x = 361,550.50 × 81,127.39
  4. Step 4: Simplify right side
    241,203.85x = 29,331,648,418.20
  5. Step 5: Solve for x
    x = 29,331,648,418.20/241,203.85
  6. Step 6: Final answer
    x = 121,605.22

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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.