Home / 60,985.24-91,480.42-21,542.56

Finding the Fourth Proportional to 60,985.24, 91,480.42 and 21,542.56

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Solution

The fourth proportional to 60,985.24, 91,480.42 and 21,542.56 is: 32,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,985.24 : 91,480.42 = 21,542.56 : x
  2. Step 2: Convert to fraction form
    60,985.24/91,480.42 = 21,542.56/x
  3. Step 3: Cross multiply
    60,985.24x = 91,480.42 × 21,542.56
  4. Step 4: Simplify right side
    60,985.24x = 1,970,722,234.90
  5. Step 5: Solve for x
    x = 1,970,722,234.90/60,985.24
  6. Step 6: Final answer
    x = 32,314.74

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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.