Home / 68,373.02-102,563.18-21,622.26

Finding the Fourth Proportional to 68,373.02, 102,563.18 and 21,622.26

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Solution

The fourth proportional to 68,373.02, 102,563.18 and 21,622.26 is: 32,434.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,373.02 : 102,563.18 = 21,622.26 : x
  2. Step 2: Convert to fraction form
    68,373.02/102,563.18 = 21,622.26/x
  3. Step 3: Cross multiply
    68,373.02x = 102,563.18 × 21,622.26
  4. Step 4: Simplify right side
    68,373.02x = 2,217,647,744.39
  5. Step 5: Solve for x
    x = 2,217,647,744.39/68,373.02
  6. Step 6: Final answer
    x = 32,434.54

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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.