Home / 50,840.46-76,206.02-21,243.06

Finding the Fourth Proportional to 50,840.46, 76,206.02 and 21,243.06

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Solution

The fourth proportional to 50,840.46, 76,206.02 and 21,243.06 is: 31,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.46 : 76,206.02 = 21,243.06 : x
  2. Step 2: Convert to fraction form
    50,840.46/76,206.02 = 21,243.06/x
  3. Step 3: Cross multiply
    50,840.46x = 76,206.02 × 21,243.06
  4. Step 4: Simplify right side
    50,840.46x = 1,618,848,949.01
  5. Step 5: Solve for x
    x = 1,618,848,949.01/50,840.46
  6. Step 6: Final answer
    x = 31,841.74

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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.