Home / 168,069.28-231,934.50-92,617.84

Finding the Fourth Proportional to 168,069.28, 231,934.50 and 92,617.84

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Solution

The fourth proportional to 168,069.28, 231,934.50 and 92,617.84 is: 127,812.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,069.28 : 231,934.50 = 92,617.84 : x
  2. Step 2: Convert to fraction form
    168,069.28/231,934.50 = 92,617.84/x
  3. Step 3: Cross multiply
    168,069.28x = 231,934.50 × 92,617.84
  4. Step 4: Simplify right side
    168,069.28x = 21,481,272,411.48
  5. Step 5: Solve for x
    x = 21,481,272,411.48/168,069.28
  6. Step 6: Final answer
    x = 127,812.01

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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.