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Finding the Fourth Proportional to 168,100.84, 231,975.84 and 92,649.34

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Solution

The fourth proportional to 168,100.84, 231,975.84 and 92,649.34 is: 127,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,100.84 : 231,975.84 = 92,649.34 : x
  2. Step 2: Convert to fraction form
    168,100.84/231,975.84 = 92,649.34/x
  3. Step 3: Cross multiply
    168,100.84x = 231,975.84 × 92,649.34
  4. Step 4: Simplify right side
    168,100.84x = 21,492,408,471.95
  5. Step 5: Solve for x
    x = 21,492,408,471.95/168,100.84
  6. Step 6: Final answer
    x = 127,854.26

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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.