Home / 262,483.20-393,465.60-104,500.80

Finding the Fourth Proportional to 262,483.20, 393,465.60 and 104,500.80

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Solution

The fourth proportional to 262,483.20, 393,465.60 and 104,500.80 is: 156,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,483.20 : 393,465.60 = 104,500.80 : x
  2. Step 2: Convert to fraction form
    262,483.20/393,465.60 = 104,500.80/x
  3. Step 3: Cross multiply
    262,483.20x = 393,465.60 × 104,500.80
  4. Step 4: Simplify right side
    262,483.20x = 41,117,469,972.48
  5. Step 5: Solve for x
    x = 41,117,469,972.48/262,483.20
  6. Step 6: Final answer
    x = 156,648.01

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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.