Home / 89,180.40-123,067.20-48,894.24

Finding the Fourth Proportional to 89,180.40, 123,067.20 and 48,894.24

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Solution

The fourth proportional to 89,180.40, 123,067.20 and 48,894.24 is: 67,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,180.40 : 123,067.20 = 48,894.24 : x
  2. Step 2: Convert to fraction form
    89,180.40/123,067.20 = 48,894.24/x
  3. Step 3: Cross multiply
    89,180.40x = 123,067.20 × 48,894.24
  4. Step 4: Simplify right side
    89,180.40x = 6,017,277,212.93
  5. Step 5: Solve for x
    x = 6,017,277,212.93/89,180.40
  6. Step 6: Final answer
    x = 67,473.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.