Home / 168,023.16-231,871.98-92,571

Finding the Fourth Proportional to 168,023.16, 231,871.98 and 92,571

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Solution

The fourth proportional to 168,023.16, 231,871.98 and 92,571 is: 127,747.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,023.16 : 231,871.98 = 92,571 : x
  2. Step 2: Convert to fraction form
    168,023.16/231,871.98 = 92,571/x
  3. Step 3: Cross multiply
    168,023.16x = 231,871.98 × 92,571
  4. Step 4: Simplify right side
    168,023.16x = 21,464,621,060.58
  5. Step 5: Solve for x
    x = 21,464,621,060.58/168,023.16
  6. Step 6: Final answer
    x = 127,747.99

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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.