Home / 128,298.84-192,393.24-44,067.48

Finding the Fourth Proportional to 128,298.84, 192,393.24 and 44,067.48

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Solution

The fourth proportional to 128,298.84, 192,393.24 and 44,067.48 is: 66,082.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,298.84 : 192,393.24 = 44,067.48 : x
  2. Step 2: Convert to fraction form
    128,298.84/192,393.24 = 44,067.48/x
  3. Step 3: Cross multiply
    128,298.84x = 192,393.24 × 44,067.48
  4. Step 4: Simplify right side
    128,298.84x = 8,478,285,255.84
  5. Step 5: Solve for x
    x = 8,478,285,255.84/128,298.84
  6. Step 6: Final answer
    x = 66,082.32

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1.5x scale

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.