Home / 167,498.53-231,268.64-103,054.48

Finding the Fourth Proportional to 167,498.53, 231,268.64 and 103,054.48

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Solution

The fourth proportional to 167,498.53, 231,268.64 and 103,054.48 is: 142,289.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,498.53 : 231,268.64 = 103,054.48 : x
  2. Step 2: Convert to fraction form
    167,498.53/231,268.64 = 103,054.48/x
  3. Step 3: Cross multiply
    167,498.53x = 231,268.64 × 103,054.48
  4. Step 4: Simplify right side
    167,498.53x = 23,833,269,211.59
  5. Step 5: Solve for x
    x = 23,833,269,211.59/167,498.53
  6. Step 6: Final answer
    x = 142,289.42

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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.