Home / 168,041.36-231,901.38-92,589.92

Finding the Fourth Proportional to 168,041.36, 231,901.38 and 92,589.92

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Solution

The fourth proportional to 168,041.36, 231,901.38 and 92,589.92 is: 127,776.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,041.36 : 231,901.38 = 92,589.92 : x
  2. Step 2: Convert to fraction form
    168,041.36/231,901.38 = 92,589.92/x
  3. Step 3: Cross multiply
    168,041.36x = 231,901.38 × 92,589.92
  4. Step 4: Simplify right side
    168,041.36x = 21,471,730,222.09
  5. Step 5: Solve for x
    x = 21,471,730,222.09/168,041.36
  6. Step 6: Final answer
    x = 127,776.46

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1.5x scale

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.