Home / 347,159.96-520,067.40-196,945.85

Finding the Fourth Proportional to 347,159.96, 520,067.40 and 196,945.85

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Solution

The fourth proportional to 347,159.96, 520,067.40 and 196,945.85 is: 295,037.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,159.96 : 520,067.40 = 196,945.85 : x
  2. Step 2: Convert to fraction form
    347,159.96/520,067.40 = 196,945.85/x
  3. Step 3: Cross multiply
    347,159.96x = 520,067.40 × 196,945.85
  4. Step 4: Simplify right side
    347,159.96x = 102,425,116,150.29
  5. Step 5: Solve for x
    x = 102,425,116,150.29/347,159.96
  6. Step 6: Final answer
    x = 295,037.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.