Home / 102,919.48-154,377.60-32,797.78

Finding the Fourth Proportional to 102,919.48, 154,377.60 and 32,797.78

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Solution

The fourth proportional to 102,919.48, 154,377.60 and 32,797.78 is: 49,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,919.48 : 154,377.60 = 32,797.78 : x
  2. Step 2: Convert to fraction form
    102,919.48/154,377.60 = 32,797.78/x
  3. Step 3: Cross multiply
    102,919.48x = 154,377.60 × 32,797.78
  4. Step 4: Simplify right side
    102,919.48x = 5,063,242,561.73
  5. Step 5: Solve for x
    x = 5,063,242,561.73/102,919.48
  6. Step 6: Final answer
    x = 49,196.15

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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.