Home / 195,044.79-292,623.23-81,170.44

Finding the Fourth Proportional to 195,044.79, 292,623.23 and 81,170.44

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Solution

The fourth proportional to 195,044.79, 292,623.23 and 81,170.44 is: 121,778.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,044.79 : 292,623.23 = 81,170.44 : x
  2. Step 2: Convert to fraction form
    195,044.79/292,623.23 = 81,170.44/x
  3. Step 3: Cross multiply
    195,044.79x = 292,623.23 × 81,170.44
  4. Step 4: Simplify right side
    195,044.79x = 23,752,355,804.69
  5. Step 5: Solve for x
    x = 23,752,355,804.69/195,044.79
  6. Step 6: Final answer
    x = 121,778.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.