Home / 361,286.12-541,981.98-174,143.72

Finding the Fourth Proportional to 361,286.12, 541,981.98 and 174,143.72

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Solution

The fourth proportional to 361,286.12, 541,981.98 and 174,143.72 is: 261,241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,286.12 : 541,981.98 = 174,143.72 : x
  2. Step 2: Convert to fraction form
    361,286.12/541,981.98 = 174,143.72/x
  3. Step 3: Cross multiply
    361,286.12x = 541,981.98 × 174,143.72
  4. Step 4: Simplify right side
    361,286.12x = 94,382,758,170.17
  5. Step 5: Solve for x
    x = 94,382,758,170.17/361,286.12
  6. Step 6: Final answer
    x = 261,241.03

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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.