Home / 168,786.43-232,915.85-92,290.34

Finding the Fourth Proportional to 168,786.43, 232,915.85 and 92,290.34

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Solution

The fourth proportional to 168,786.43, 232,915.85 and 92,290.34 is: 127,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,786.43 : 232,915.85 = 92,290.34 : x
  2. Step 2: Convert to fraction form
    168,786.43/232,915.85 = 92,290.34/x
  3. Step 3: Cross multiply
    168,786.43x = 232,915.85 × 92,290.34
  4. Step 4: Simplify right side
    168,786.43x = 21,495,882,663.80
  5. Step 5: Solve for x
    x = 21,495,882,663.80/168,786.43
  6. Step 6: Final answer
    x = 127,355.51

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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.