Home / 167,826.56-251,740.50-67,988.64

Finding the Fourth Proportional to 167,826.56, 251,740.50 and 67,988.64

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Solution

The fourth proportional to 167,826.56, 251,740.50 and 67,988.64 is: 101,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,826.56 : 251,740.50 = 67,988.64 : x
  2. Step 2: Convert to fraction form
    167,826.56/251,740.50 = 67,988.64/x
  3. Step 3: Cross multiply
    167,826.56x = 251,740.50 × 67,988.64
  4. Step 4: Simplify right side
    167,826.56x = 17,115,494,227.92
  5. Step 5: Solve for x
    x = 17,115,494,227.92/167,826.56
  6. Step 6: Final answer
    x = 101,983.23

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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.