Home / 168,031.86-231,873.30-92,580.36

Finding the Fourth Proportional to 168,031.86, 231,873.30 and 92,580.36

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Solution

The fourth proportional to 168,031.86, 231,873.30 and 92,580.36 is: 127,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,031.86 : 231,873.30 = 92,580.36 : x
  2. Step 2: Convert to fraction form
    168,031.86/231,873.30 = 92,580.36/x
  3. Step 3: Cross multiply
    168,031.86x = 231,873.30 × 92,580.36
  4. Step 4: Simplify right side
    168,031.86x = 21,466,913,588.39
  5. Step 5: Solve for x
    x = 21,466,913,588.39/168,031.86
  6. Step 6: Final answer
    x = 127,755.02

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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.