Home / 167,462.47-231,041.05-103,777.03

Finding the Fourth Proportional to 167,462.47, 231,041.05 and 103,777.03

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Solution

The fourth proportional to 167,462.47, 231,041.05 and 103,777.03 is: 143,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,462.47 : 231,041.05 = 103,777.03 : x
  2. Step 2: Convert to fraction form
    167,462.47/231,041.05 = 103,777.03/x
  3. Step 3: Cross multiply
    167,462.47x = 231,041.05 × 103,777.03
  4. Step 4: Simplify right side
    167,462.47x = 23,976,753,977.08
  5. Step 5: Solve for x
    x = 23,976,753,977.08/167,462.47
  6. Step 6: Final answer
    x = 143,176.88

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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.