Home / 167,577.15-251,224.11-72,735.60

Finding the Fourth Proportional to 167,577.15, 251,224.11 and 72,735.60

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Solution

The fourth proportional to 167,577.15, 251,224.11 and 72,735.60 is: 109,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,577.15 : 251,224.11 = 72,735.60 : x
  2. Step 2: Convert to fraction form
    167,577.15/251,224.11 = 72,735.60/x
  3. Step 3: Cross multiply
    167,577.15x = 251,224.11 × 72,735.60
  4. Step 4: Simplify right side
    167,577.15x = 18,272,936,375.32
  5. Step 5: Solve for x
    x = 18,272,936,375.32/167,577.15
  6. Step 6: Final answer
    x = 109,041.93

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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.