Home / 229,640.80-317,058.94-205,366.44

Finding the Fourth Proportional to 229,640.80, 317,058.94 and 205,366.44

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Solution

The fourth proportional to 229,640.80, 317,058.94 and 205,366.44 is: 283,543.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,640.80 : 317,058.94 = 205,366.44 : x
  2. Step 2: Convert to fraction form
    229,640.80/317,058.94 = 205,366.44/x
  3. Step 3: Cross multiply
    229,640.80x = 317,058.94 × 205,366.44
  4. Step 4: Simplify right side
    229,640.80x = 65,113,265,777.97
  5. Step 5: Solve for x
    x = 65,113,265,777.97/229,640.80
  6. Step 6: Final answer
    x = 283,543.98

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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.