Home / 203,819.16-304,356.26-166,453.40

Finding the Fourth Proportional to 203,819.16, 304,356.26 and 166,453.40

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Solution

The fourth proportional to 203,819.16, 304,356.26 and 166,453.40 is: 248,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,819.16 : 304,356.26 = 166,453.40 : x
  2. Step 2: Convert to fraction form
    203,819.16/304,356.26 = 166,453.40/x
  3. Step 3: Cross multiply
    203,819.16x = 304,356.26 × 166,453.40
  4. Step 4: Simplify right side
    203,819.16x = 50,661,134,288.28
  5. Step 5: Solve for x
    x = 50,661,134,288.28/203,819.16
  6. Step 6: Final answer
    x = 248,559.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.