Home / 167,239.43-230,637.83-109,855.74

Finding the Fourth Proportional to 167,239.43, 230,637.83 and 109,855.74

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Solution

The fourth proportional to 167,239.43, 230,637.83 and 109,855.74 is: 151,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,239.43 : 230,637.83 = 109,855.74 : x
  2. Step 2: Convert to fraction form
    167,239.43/230,637.83 = 109,855.74/x
  3. Step 3: Cross multiply
    167,239.43x = 230,637.83 × 109,855.74
  4. Step 4: Simplify right side
    167,239.43x = 25,336,890,420.20
  5. Step 5: Solve for x
    x = 25,336,890,420.20/167,239.43
  6. Step 6: Final answer
    x = 151,500.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.