Home / 308,274.30-462,302.10-108,601.20

Finding the Fourth Proportional to 308,274.30, 462,302.10 and 108,601.20

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Solution

The fourth proportional to 308,274.30, 462,302.10 and 108,601.20 is: 162,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,274.30 : 462,302.10 = 108,601.20 : x
  2. Step 2: Convert to fraction form
    308,274.30/462,302.10 = 108,601.20/x
  3. Step 3: Cross multiply
    308,274.30x = 462,302.10 × 108,601.20
  4. Step 4: Simplify right side
    308,274.30x = 50,206,562,822.52
  5. Step 5: Solve for x
    x = 50,206,562,822.52/308,274.30
  6. Step 6: Final answer
    x = 162,863.28

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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.