Home / 67,316.62-100,997.61-37,758.10

Finding the Fourth Proportional to 67,316.62, 100,997.61 and 37,758.10

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Solution

The fourth proportional to 67,316.62, 100,997.61 and 37,758.10 is: 56,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,316.62 : 100,997.61 = 37,758.10 : x
  2. Step 2: Convert to fraction form
    67,316.62/100,997.61 = 37,758.10/x
  3. Step 3: Cross multiply
    67,316.62x = 100,997.61 × 37,758.10
  4. Step 4: Simplify right side
    67,316.62x = 3,813,477,858.14
  5. Step 5: Solve for x
    x = 3,813,477,858.14/67,316.62
  6. Step 6: Final answer
    x = 56,649.87

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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.