Home / 216,108.06-298,229.48-120,614.73

Finding the Fourth Proportional to 216,108.06, 298,229.48 and 120,614.73

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Solution

The fourth proportional to 216,108.06, 298,229.48 and 120,614.73 is: 166,448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,108.06 : 298,229.48 = 120,614.73 : x
  2. Step 2: Convert to fraction form
    216,108.06/298,229.48 = 120,614.73/x
  3. Step 3: Cross multiply
    216,108.06x = 298,229.48 × 120,614.73
  4. Step 4: Simplify right side
    216,108.06x = 35,970,868,208.24
  5. Step 5: Solve for x
    x = 35,970,868,208.24/216,108.06
  6. Step 6: Final answer
    x = 166,448.53

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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.