Home / 52,983.43-79,475.18-13,540.58

Finding the Fourth Proportional to 52,983.43, 79,475.18 and 13,540.58

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Solution

The fourth proportional to 52,983.43, 79,475.18 and 13,540.58 is: 20,310.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,983.43 : 79,475.18 = 13,540.58 : x
  2. Step 2: Convert to fraction form
    52,983.43/79,475.18 = 13,540.58/x
  3. Step 3: Cross multiply
    52,983.43x = 79,475.18 × 13,540.58
  4. Step 4: Simplify right side
    52,983.43x = 1,076,140,032.80
  5. Step 5: Solve for x
    x = 1,076,140,032.80/52,983.43
  6. Step 6: Final answer
    x = 20,310.88

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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.