Home / 324,950.13-487,420.34-114,589.89

Finding the Fourth Proportional to 324,950.13, 487,420.34 and 114,589.89

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Solution

The fourth proportional to 324,950.13, 487,420.34 and 114,589.89 is: 171,883.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,950.13 : 487,420.34 = 114,589.89 : x
  2. Step 2: Convert to fraction form
    324,950.13/487,420.34 = 114,589.89/x
  3. Step 3: Cross multiply
    324,950.13x = 487,420.34 × 114,589.89
  4. Step 4: Simplify right side
    324,950.13x = 55,853,442,571.41
  5. Step 5: Solve for x
    x = 55,853,442,571.41/324,950.13
  6. Step 6: Final answer
    x = 171,883.12

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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.