Home / 37,901.45-52,304.22-20,906.30

Finding the Fourth Proportional to 37,901.45, 52,304.22 and 20,906.30

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Solution

The fourth proportional to 37,901.45, 52,304.22 and 20,906.30 is: 28,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,901.45 : 52,304.22 = 20,906.30 : x
  2. Step 2: Convert to fraction form
    37,901.45/52,304.22 = 20,906.30/x
  3. Step 3: Cross multiply
    37,901.45x = 52,304.22 × 20,906.30
  4. Step 4: Simplify right side
    37,901.45x = 1,093,487,714.59
  5. Step 5: Solve for x
    x = 1,093,487,714.59/37,901.45
  6. Step 6: Final answer
    x = 28,850.81

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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.