Home / 36,196.70-54,255.45-12,811.10

Finding the Fourth Proportional to 36,196.70, 54,255.45 and 12,811.10

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Solution

The fourth proportional to 36,196.70, 54,255.45 and 12,811.10 is: 19,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,196.70 : 54,255.45 = 12,811.10 : x
  2. Step 2: Convert to fraction form
    36,196.70/54,255.45 = 12,811.10/x
  3. Step 3: Cross multiply
    36,196.70x = 54,255.45 × 12,811.10
  4. Step 4: Simplify right side
    36,196.70x = 695,071,995.50
  5. Step 5: Solve for x
    x = 695,071,995.50/36,196.70
  6. Step 6: Final answer
    x = 19,202.63

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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.