Home / 226,914.97-313,140.07-124,938.30

Finding the Fourth Proportional to 226,914.97, 313,140.07 and 124,938.30

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Solution

The fourth proportional to 226,914.97, 313,140.07 and 124,938.30 is: 172,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,914.97 : 313,140.07 = 124,938.30 : x
  2. Step 2: Convert to fraction form
    226,914.97/313,140.07 = 124,938.30/x
  3. Step 3: Cross multiply
    226,914.97x = 313,140.07 × 124,938.30
  4. Step 4: Simplify right side
    226,914.97x = 39,123,187,695.34
  5. Step 5: Solve for x
    x = 39,123,187,695.34/226,914.97
  6. Step 6: Final answer
    x = 172,413.43

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1.5x scale

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.