Home / 167,500.22-231,270.98-103,056.17

Finding the Fourth Proportional to 167,500.22, 231,270.98 and 103,056.17

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Solution

The fourth proportional to 167,500.22, 231,270.98 and 103,056.17 is: 142,291.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,500.22 : 231,270.98 = 103,056.17 : x
  2. Step 2: Convert to fraction form
    167,500.22/231,270.98 = 103,056.17/x
  3. Step 3: Cross multiply
    167,500.22x = 231,270.98 × 103,056.17
  4. Step 4: Simplify right side
    167,500.22x = 23,833,900,339.00
  5. Step 5: Solve for x
    x = 23,833,900,339.00/167,500.22
  6. Step 6: Final answer
    x = 142,291.75

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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.