Home / 36,670.20-54,999.90-10,377.60

Finding the Fourth Proportional to 36,670.20, 54,999.90 and 10,377.60

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Solution

The fourth proportional to 36,670.20, 54,999.90 and 10,377.60 is: 15,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,670.20 : 54,999.90 = 10,377.60 : x
  2. Step 2: Convert to fraction form
    36,670.20/54,999.90 = 10,377.60/x
  3. Step 3: Cross multiply
    36,670.20x = 54,999.90 × 10,377.60
  4. Step 4: Simplify right side
    36,670.20x = 570,766,962.24
  5. Step 5: Solve for x
    x = 570,766,962.24/36,670.20
  6. Step 6: Final answer
    x = 15,564.87

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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.