Home / 79,361.01-109,521.35-43,552.30

Finding the Fourth Proportional to 79,361.01, 109,521.35 and 43,552.30

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Solution

The fourth proportional to 79,361.01, 109,521.35 and 43,552.30 is: 60,103.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,361.01 : 109,521.35 = 43,552.30 : x
  2. Step 2: Convert to fraction form
    79,361.01/109,521.35 = 43,552.30/x
  3. Step 3: Cross multiply
    79,361.01x = 109,521.35 × 43,552.30
  4. Step 4: Simplify right side
    79,361.01x = 4,769,906,691.61
  5. Step 5: Solve for x
    x = 4,769,906,691.61/79,361.01
  6. Step 6: Final answer
    x = 60,103.91

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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.