Home / 167,570.67-231,233.79-98,649.19

Finding the Fourth Proportional to 167,570.67, 231,233.79 and 98,649.19

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Solution

The fourth proportional to 167,570.67, 231,233.79 and 98,649.19 is: 136,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,570.67 : 231,233.79 = 98,649.19 : x
  2. Step 2: Convert to fraction form
    167,570.67/231,233.79 = 98,649.19/x
  3. Step 3: Cross multiply
    167,570.67x = 231,233.79 × 98,649.19
  4. Step 4: Simplify right side
    167,570.67x = 22,811,026,188.21
  5. Step 5: Solve for x
    x = 22,811,026,188.21/167,570.67
  6. Step 6: Final answer
    x = 136,127.79

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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.