Home / 60,990.68-91,433.39-29,357.21

Finding the Fourth Proportional to 60,990.68, 91,433.39 and 29,357.21

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Solution

The fourth proportional to 60,990.68, 91,433.39 and 29,357.21 is: 44,010.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,990.68 : 91,433.39 = 29,357.21 : x
  2. Step 2: Convert to fraction form
    60,990.68/91,433.39 = 29,357.21/x
  3. Step 3: Cross multiply
    60,990.68x = 91,433.39 × 29,357.21
  4. Step 4: Simplify right side
    60,990.68x = 2,684,228,627.29
  5. Step 5: Solve for x
    x = 2,684,228,627.29/60,990.68
  6. Step 6: Final answer
    x = 44,010.48

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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.