Home / 262,384.20-393,604.92-96,172.20

Finding the Fourth Proportional to 262,384.20, 393,604.92 and 96,172.20

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Solution

The fourth proportional to 262,384.20, 393,604.92 and 96,172.20 is: 144,268.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,384.20 : 393,604.92 = 96,172.20 : x
  2. Step 2: Convert to fraction form
    262,384.20/393,604.92 = 96,172.20/x
  3. Step 3: Cross multiply
    262,384.20x = 393,604.92 × 96,172.20
  4. Step 4: Simplify right side
    262,384.20x = 37,853,851,087.22
  5. Step 5: Solve for x
    x = 37,853,851,087.22/262,384.20
  6. Step 6: Final answer
    x = 144,268.79

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1.5x scale

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.