Home / 196,163.16-294,247.47-55,921.78

Finding the Fourth Proportional to 196,163.16, 294,247.47 and 55,921.78

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Solution

The fourth proportional to 196,163.16, 294,247.47 and 55,921.78 is: 83,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,163.16 : 294,247.47 = 55,921.78 : x
  2. Step 2: Convert to fraction form
    196,163.16/294,247.47 = 55,921.78/x
  3. Step 3: Cross multiply
    196,163.16x = 294,247.47 × 55,921.78
  4. Step 4: Simplify right side
    196,163.16x = 16,454,842,545.85
  5. Step 5: Solve for x
    x = 16,454,842,545.85/196,163.16
  6. Step 6: Final answer
    x = 83,883.45

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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.