Home / 330,192.60-495,260.10-108,576.60

Finding the Fourth Proportional to 330,192.60, 495,260.10 and 108,576.60

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Solution

The fourth proportional to 330,192.60, 495,260.10 and 108,576.60 is: 162,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,192.60 : 495,260.10 = 108,576.60 : x
  2. Step 2: Convert to fraction form
    330,192.60/495,260.10 = 108,576.60/x
  3. Step 3: Cross multiply
    330,192.60x = 495,260.10 × 108,576.60
  4. Step 4: Simplify right side
    330,192.60x = 53,773,657,773.66
  5. Step 5: Solve for x
    x = 53,773,657,773.66/330,192.60
  6. Step 6: Final answer
    x = 162,855.43

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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.