Home / 61,003.20-91,562.40-37,675.20

Finding the Fourth Proportional to 61,003.20, 91,562.40 and 37,675.20

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Solution

The fourth proportional to 61,003.20, 91,562.40 and 37,675.20 is: 56,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,003.20 : 91,562.40 = 37,675.20 : x
  2. Step 2: Convert to fraction form
    61,003.20/91,562.40 = 37,675.20/x
  3. Step 3: Cross multiply
    61,003.20x = 91,562.40 × 37,675.20
  4. Step 4: Simplify right side
    61,003.20x = 3,449,631,732.48
  5. Step 5: Solve for x
    x = 3,449,631,732.48/61,003.20
  6. Step 6: Final answer
    x = 56,548.37

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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.