Home / 167,845.96-251,827.26-74,417.32

Finding the Fourth Proportional to 167,845.96, 251,827.26 and 74,417.32

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Solution

The fourth proportional to 167,845.96, 251,827.26 and 74,417.32 is: 111,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,845.96 : 251,827.26 = 74,417.32 : x
  2. Step 2: Convert to fraction form
    167,845.96/251,827.26 = 74,417.32/x
  3. Step 3: Cross multiply
    167,845.96x = 251,827.26 × 74,417.32
  4. Step 4: Simplify right side
    167,845.96x = 18,740,309,792.14
  5. Step 5: Solve for x
    x = 18,740,309,792.14/167,845.96
  6. Step 6: Final answer
    x = 111,651.84

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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.