Home / 295,217.60-442,826.40-108,204.80

Finding the Fourth Proportional to 295,217.60, 442,826.40 and 108,204.80

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Solution

The fourth proportional to 295,217.60, 442,826.40 and 108,204.80 is: 162,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,217.60 : 442,826.40 = 108,204.80 : x
  2. Step 2: Convert to fraction form
    295,217.60/442,826.40 = 108,204.80/x
  3. Step 3: Cross multiply
    295,217.60x = 442,826.40 × 108,204.80
  4. Step 4: Simplify right side
    295,217.60x = 47,915,942,046.72
  5. Step 5: Solve for x
    x = 47,915,942,046.72/295,217.60
  6. Step 6: Final answer
    x = 162,307.20

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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.