Home / 168,142.28-232,047.06-92,697.80

Finding the Fourth Proportional to 168,142.28, 232,047.06 and 92,697.80

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Solution

The fourth proportional to 168,142.28, 232,047.06 and 92,697.80 is: 127,928.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,142.28 : 232,047.06 = 92,697.80 : x
  2. Step 2: Convert to fraction form
    168,142.28/232,047.06 = 92,697.80/x
  3. Step 3: Cross multiply
    168,142.28x = 232,047.06 × 92,697.80
  4. Step 4: Simplify right side
    168,142.28x = 21,510,251,958.47
  5. Step 5: Solve for x
    x = 21,510,251,958.47/168,142.28
  6. Step 6: Final answer
    x = 127,928.87

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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.