Home / 373,869.42-515,937.16-204,103.54

Finding the Fourth Proportional to 373,869.42, 515,937.16 and 204,103.54

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Solution

The fourth proportional to 373,869.42, 515,937.16 and 204,103.54 is: 281,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,869.42 : 515,937.16 = 204,103.54 : x
  2. Step 2: Convert to fraction form
    373,869.42/515,937.16 = 204,103.54/x
  3. Step 3: Cross multiply
    373,869.42x = 515,937.16 × 204,103.54
  4. Step 4: Simplify right side
    373,869.42x = 105,304,600,773.55
  5. Step 5: Solve for x
    x = 105,304,600,773.55/373,869.42
  6. Step 6: Final answer
    x = 281,661.44

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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.