Home / 168,028.86-231,869.16-92,577.36

Finding the Fourth Proportional to 168,028.86, 231,869.16 and 92,577.36

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Solution

The fourth proportional to 168,028.86, 231,869.16 and 92,577.36 is: 127,750.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,028.86 : 231,869.16 = 92,577.36 : x
  2. Step 2: Convert to fraction form
    168,028.86/231,869.16 = 92,577.36/x
  3. Step 3: Cross multiply
    168,028.86x = 231,869.16 × 92,577.36
  4. Step 4: Simplify right side
    168,028.86x = 21,465,834,698.22
  5. Step 5: Solve for x
    x = 21,465,834,698.22/168,028.86
  6. Step 6: Final answer
    x = 127,750.88

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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.