Home / 177,985.50-245,618.10-101,517.09

Finding the Fourth Proportional to 177,985.50, 245,618.10 and 101,517.09

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Solution

The fourth proportional to 177,985.50, 245,618.10 and 101,517.09 is: 140,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,985.50 : 245,618.10 = 101,517.09 : x
  2. Step 2: Convert to fraction form
    177,985.50/245,618.10 = 101,517.09/x
  3. Step 3: Cross multiply
    177,985.50x = 245,618.10 × 101,517.09
  4. Step 4: Simplify right side
    177,985.50x = 24,934,434,763.33
  5. Step 5: Solve for x
    x = 24,934,434,763.33/177,985.50
  6. Step 6: Final answer
    x = 140,092.51

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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.