Home / 216,029.82-298,122.24-120,541.92

Finding the Fourth Proportional to 216,029.82, 298,122.24 and 120,541.92

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Solution

The fourth proportional to 216,029.82, 298,122.24 and 120,541.92 is: 166,348.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,029.82 : 298,122.24 = 120,541.92 : x
  2. Step 2: Convert to fraction form
    216,029.82/298,122.24 = 120,541.92/x
  3. Step 3: Cross multiply
    216,029.82x = 298,122.24 × 120,541.92
  4. Step 4: Simplify right side
    216,029.82x = 35,936,227,204.30
  5. Step 5: Solve for x
    x = 35,936,227,204.30/216,029.82
  6. Step 6: Final answer
    x = 166,348.46

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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.