Home / 101,694.45-152,540.04-31,573.83

Finding the Fourth Proportional to 101,694.45, 152,540.04 and 31,573.83

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Solution

The fourth proportional to 101,694.45, 152,540.04 and 31,573.83 is: 47,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,694.45 : 152,540.04 = 31,573.83 : x
  2. Step 2: Convert to fraction form
    101,694.45/152,540.04 = 31,573.83/x
  3. Step 3: Cross multiply
    101,694.45x = 152,540.04 × 31,573.83
  4. Step 4: Simplify right side
    101,694.45x = 4,816,273,291.15
  5. Step 5: Solve for x
    x = 4,816,273,291.15/101,694.45
  6. Step 6: Final answer
    x = 47,360.24

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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.