Home / 260,723.98-359,804.19-170,137.90

Finding the Fourth Proportional to 260,723.98, 359,804.19 and 170,137.90

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Solution

The fourth proportional to 260,723.98, 359,804.19 and 170,137.90 is: 234,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,723.98 : 359,804.19 = 170,137.90 : x
  2. Step 2: Convert to fraction form
    260,723.98/359,804.19 = 170,137.90/x
  3. Step 3: Cross multiply
    260,723.98x = 359,804.19 × 170,137.90
  4. Step 4: Simplify right side
    260,723.98x = 61,216,329,297.80
  5. Step 5: Solve for x
    x = 61,216,329,297.80/260,723.98
  6. Step 6: Final answer
    x = 234,793.63

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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.