Home / 344,835.80-517,254.30-108,196.64

Finding the Fourth Proportional to 344,835.80, 517,254.30 and 108,196.64

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Solution

The fourth proportional to 344,835.80, 517,254.30 and 108,196.64 is: 162,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,835.80 : 517,254.30 = 108,196.64 : x
  2. Step 2: Convert to fraction form
    344,835.80/517,254.30 = 108,196.64/x
  3. Step 3: Cross multiply
    344,835.80x = 517,254.30 × 108,196.64
  4. Step 4: Simplify right side
    344,835.80x = 55,965,177,285.55
  5. Step 5: Solve for x
    x = 55,965,177,285.55/344,835.80
  6. Step 6: Final answer
    x = 162,295.15

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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.