Home / 367,507.20-551,262.96-130,859.04

Finding the Fourth Proportional to 367,507.20, 551,262.96 and 130,859.04

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Solution

The fourth proportional to 367,507.20, 551,262.96 and 130,859.04 is: 196,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,507.20 : 551,262.96 = 130,859.04 : x
  2. Step 2: Convert to fraction form
    367,507.20/551,262.96 = 130,859.04/x
  3. Step 3: Cross multiply
    367,507.20x = 551,262.96 × 130,859.04
  4. Step 4: Simplify right side
    367,507.20x = 72,137,741,733.16
  5. Step 5: Solve for x
    x = 72,137,741,733.16/367,507.20
  6. Step 6: Final answer
    x = 196,289.33

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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.