Home / 356,090.22-491,404.47-194,944.77

Finding the Fourth Proportional to 356,090.22, 491,404.47 and 194,944.77

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Solution

The fourth proportional to 356,090.22, 491,404.47 and 194,944.77 is: 269,023.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,090.22 : 491,404.47 = 194,944.77 : x
  2. Step 2: Convert to fraction form
    356,090.22/491,404.47 = 194,944.77/x
  3. Step 3: Cross multiply
    356,090.22x = 491,404.47 × 194,944.77
  4. Step 4: Simplify right side
    356,090.22x = 95,796,731,381.12
  5. Step 5: Solve for x
    x = 95,796,731,381.12/356,090.22
  6. Step 6: Final answer
    x = 269,023.76

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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.