Home / 167,515.08-251,319.52-67,745.34

Finding the Fourth Proportional to 167,515.08, 251,319.52 and 67,745.34

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Solution

The fourth proportional to 167,515.08, 251,319.52 and 67,745.34 is: 101,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,515.08 : 251,319.52 = 67,745.34 : x
  2. Step 2: Convert to fraction form
    167,515.08/251,319.52 = 67,745.34/x
  3. Step 3: Cross multiply
    167,515.08x = 251,319.52 × 67,745.34
  4. Step 4: Simplify right side
    167,515.08x = 17,025,726,331.04
  5. Step 5: Solve for x
    x = 17,025,726,331.04/167,515.08
  6. Step 6: Final answer
    x = 101,636.98

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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.