Home / 36,046.02-49,744.50-20,131.50

Finding the Fourth Proportional to 36,046.02, 49,744.50 and 20,131.50

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Solution

The fourth proportional to 36,046.02, 49,744.50 and 20,131.50 is: 27,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.02 : 49,744.50 = 20,131.50 : x
  2. Step 2: Convert to fraction form
    36,046.02/49,744.50 = 20,131.50/x
  3. Step 3: Cross multiply
    36,046.02x = 49,744.50 × 20,131.50
  4. Step 4: Simplify right side
    36,046.02x = 1,001,431,401.75
  5. Step 5: Solve for x
    x = 1,001,431,401.75/36,046.02
  6. Step 6: Final answer
    x = 27,782.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.