Home / 51,998.11-77,997.16-16,937.76

Finding the Fourth Proportional to 51,998.11, 77,997.16 and 16,937.76

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Solution

The fourth proportional to 51,998.11, 77,997.16 and 16,937.76 is: 25,406.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998.11 : 77,997.16 = 16,937.76 : x
  2. Step 2: Convert to fraction form
    51,998.11/77,997.16 = 16,937.76/x
  3. Step 3: Cross multiply
    51,998.11x = 77,997.16 × 16,937.76
  4. Step 4: Simplify right side
    51,998.11x = 1,321,097,176.76
  5. Step 5: Solve for x
    x = 1,321,097,176.76/51,998.11
  6. Step 6: Final answer
    x = 25,406.64

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Similar ratio
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1.5x scale

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.