Home / 168,101.34-231,976.53-92,649.84

Finding the Fourth Proportional to 168,101.34, 231,976.53 and 92,649.84

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Solution

The fourth proportional to 168,101.34, 231,976.53 and 92,649.84 is: 127,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,101.34 : 231,976.53 = 92,649.84 : x
  2. Step 2: Convert to fraction form
    168,101.34/231,976.53 = 92,649.84/x
  3. Step 3: Cross multiply
    168,101.34x = 231,976.53 × 92,649.84
  4. Step 4: Simplify right side
    168,101.34x = 21,492,588,388.26
  5. Step 5: Solve for x
    x = 21,492,588,388.26/168,101.34
  6. Step 6: Final answer
    x = 127,854.95

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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.