Home / 222,362.36-306,910.49-173,868.36

Finding the Fourth Proportional to 222,362.36, 306,910.49 and 173,868.36

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Solution

The fourth proportional to 222,362.36, 306,910.49 and 173,868.36 is: 239,977.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,362.36 : 306,910.49 = 173,868.36 : x
  2. Step 2: Convert to fraction form
    222,362.36/306,910.49 = 173,868.36/x
  3. Step 3: Cross multiply
    222,362.36x = 306,910.49 × 173,868.36
  4. Step 4: Simplify right side
    222,362.36x = 53,362,023,844.67
  5. Step 5: Solve for x
    x = 53,362,023,844.67/222,362.36
  6. Step 6: Final answer
    x = 239,977.78

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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.