Home / 167,688.61-231,427.26-96,078.13

Finding the Fourth Proportional to 167,688.61, 231,427.26 and 96,078.13

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Solution

The fourth proportional to 167,688.61, 231,427.26 and 96,078.13 is: 132,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,688.61 : 231,427.26 = 96,078.13 : x
  2. Step 2: Convert to fraction form
    167,688.61/231,427.26 = 96,078.13/x
  3. Step 3: Cross multiply
    167,688.61x = 231,427.26 × 96,078.13
  4. Step 4: Simplify right side
    167,688.61x = 22,235,096,734.30
  5. Step 5: Solve for x
    x = 22,235,096,734.30/167,688.61
  6. Step 6: Final answer
    x = 132,597.54

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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.