Home / 197,919.12-296,854.99-55,775.06

Finding the Fourth Proportional to 197,919.12, 296,854.99 and 55,775.06

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Solution

The fourth proportional to 197,919.12, 296,854.99 and 55,775.06 is: 83,655.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,919.12 : 296,854.99 = 55,775.06 : x
  2. Step 2: Convert to fraction form
    197,919.12/296,854.99 = 55,775.06/x
  3. Step 3: Cross multiply
    197,919.12x = 296,854.99 × 55,775.06
  4. Step 4: Simplify right side
    197,919.12x = 16,557,104,878.55
  5. Step 5: Solve for x
    x = 16,557,104,878.55/197,919.12
  6. Step 6: Final answer
    x = 83,655.91

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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.