Home / 167,534.85-231,199.87-91,053.94

Finding the Fourth Proportional to 167,534.85, 231,199.87 and 91,053.94

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Solution

The fourth proportional to 167,534.85, 231,199.87 and 91,053.94 is: 125,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,534.85 : 231,199.87 = 91,053.94 : x
  2. Step 2: Convert to fraction form
    167,534.85/231,199.87 = 91,053.94/x
  3. Step 3: Cross multiply
    167,534.85x = 231,199.87 × 91,053.94
  4. Step 4: Simplify right side
    167,534.85x = 21,051,659,090.99
  5. Step 5: Solve for x
    x = 21,051,659,090.99/167,534.85
  6. Step 6: Final answer
    x = 125,655.40

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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.