Home / 356,986.14-535,639.13-194,933.49

Finding the Fourth Proportional to 356,986.14, 535,639.13 and 194,933.49

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Solution

The fourth proportional to 356,986.14, 535,639.13 and 194,933.49 is: 292,487.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,986.14 : 535,639.13 = 194,933.49 : x
  2. Step 2: Convert to fraction form
    356,986.14/535,639.13 = 194,933.49/x
  3. Step 3: Cross multiply
    356,986.14x = 535,639.13 × 194,933.49
  4. Step 4: Simplify right side
    356,986.14x = 104,414,002,739.15
  5. Step 5: Solve for x
    x = 104,414,002,739.15/356,986.14
  6. Step 6: Final answer
    x = 292,487.56

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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.