Home / 262,495.20-393,339.60-195,621.60

Finding the Fourth Proportional to 262,495.20, 393,339.60 and 195,621.60

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Solution

The fourth proportional to 262,495.20, 393,339.60 and 195,621.60 is: 293,131.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,495.20 : 393,339.60 = 195,621.60 : x
  2. Step 2: Convert to fraction form
    262,495.20/393,339.60 = 195,621.60/x
  3. Step 3: Cross multiply
    262,495.20x = 393,339.60 × 195,621.60
  4. Step 4: Simplify right side
    262,495.20x = 76,945,721,895.36
  5. Step 5: Solve for x
    x = 76,945,721,895.36/262,495.20
  6. Step 6: Final answer
    x = 293,131.92

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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.