Home / 354,081.24-531,197.39-114,208.65

Finding the Fourth Proportional to 354,081.24, 531,197.39 and 114,208.65

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Solution

The fourth proportional to 354,081.24, 531,197.39 and 114,208.65 is: 171,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,081.24 : 531,197.39 = 114,208.65 : x
  2. Step 2: Convert to fraction form
    354,081.24/531,197.39 = 114,208.65/x
  3. Step 3: Cross multiply
    354,081.24x = 531,197.39 × 114,208.65
  4. Step 4: Simplify right side
    354,081.24x = 60,667,337,080.95
  5. Step 5: Solve for x
    x = 60,667,337,080.95/354,081.24
  6. Step 6: Final answer
    x = 171,337.34

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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.