Home / 248,861.20-343,297.50-168,315.80

Finding the Fourth Proportional to 248,861.20, 343,297.50 and 168,315.80

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Solution

The fourth proportional to 248,861.20, 343,297.50 and 168,315.80 is: 232,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,861.20 : 343,297.50 = 168,315.80 : x
  2. Step 2: Convert to fraction form
    248,861.20/343,297.50 = 168,315.80/x
  3. Step 3: Cross multiply
    248,861.20x = 343,297.50 × 168,315.80
  4. Step 4: Simplify right side
    248,861.20x = 57,782,393,350.50
  5. Step 5: Solve for x
    x = 57,782,393,350.50/248,861.20
  6. Step 6: Final answer
    x = 232,187.23

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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.