Home / 356,125.23-491,434.16-194,949.41

Finding the Fourth Proportional to 356,125.23, 491,434.16 and 194,949.41

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Solution

The fourth proportional to 356,125.23, 491,434.16 and 194,949.41 is: 269,019.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,125.23 : 491,434.16 = 194,949.41 : x
  2. Step 2: Convert to fraction form
    356,125.23/491,434.16 = 194,949.41/x
  3. Step 3: Cross multiply
    356,125.23x = 491,434.16 × 194,949.41
  4. Step 4: Simplify right side
    356,125.23x = 95,804,796,113.93
  5. Step 5: Solve for x
    x = 95,804,796,113.93/356,125.23
  6. Step 6: Final answer
    x = 269,019.96

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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.