Home / 37,820.12-56,736.34-11,168.80

Finding the Fourth Proportional to 37,820.12, 56,736.34 and 11,168.80

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Solution

The fourth proportional to 37,820.12, 56,736.34 and 11,168.80 is: 16,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,820.12 : 56,736.34 = 11,168.80 : x
  2. Step 2: Convert to fraction form
    37,820.12/56,736.34 = 11,168.80/x
  3. Step 3: Cross multiply
    37,820.12x = 56,736.34 × 11,168.80
  4. Step 4: Simplify right side
    37,820.12x = 633,677,005.07
  5. Step 5: Solve for x
    x = 633,677,005.07/37,820.12
  6. Step 6: Final answer
    x = 16,755.02

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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.