Home / 226,168.73-312,100.67-125,560.25

Finding the Fourth Proportional to 226,168.73, 312,100.67 and 125,560.25

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Solution

The fourth proportional to 226,168.73, 312,100.67 and 125,560.25 is: 173,266.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,168.73 : 312,100.67 = 125,560.25 : x
  2. Step 2: Convert to fraction form
    226,168.73/312,100.67 = 125,560.25/x
  3. Step 3: Cross multiply
    226,168.73x = 312,100.67 × 125,560.25
  4. Step 4: Simplify right side
    226,168.73x = 39,187,437,522.57
  5. Step 5: Solve for x
    x = 39,187,437,522.57/226,168.73
  6. Step 6: Final answer
    x = 173,266.38

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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.