Home / 42,822.20-64,233.30-41,072.60

Finding the Fourth Proportional to 42,822.20, 64,233.30 and 41,072.60

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Solution

The fourth proportional to 42,822.20, 64,233.30 and 41,072.60 is: 61,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,822.20 : 64,233.30 = 41,072.60 : x
  2. Step 2: Convert to fraction form
    42,822.20/64,233.30 = 41,072.60/x
  3. Step 3: Cross multiply
    42,822.20x = 64,233.30 × 41,072.60
  4. Step 4: Simplify right side
    42,822.20x = 2,638,228,637.58
  5. Step 5: Solve for x
    x = 2,638,228,637.58/42,822.20
  6. Step 6: Final answer
    x = 61,608.90

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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.