Home / 37,301.68-55,953.10-20,766.80

Finding the Fourth Proportional to 37,301.68, 55,953.10 and 20,766.80

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Solution

The fourth proportional to 37,301.68, 55,953.10 and 20,766.80 is: 31,150.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,301.68 : 55,953.10 = 20,766.80 : x
  2. Step 2: Convert to fraction form
    37,301.68/55,953.10 = 20,766.80/x
  3. Step 3: Cross multiply
    37,301.68x = 55,953.10 × 20,766.80
  4. Step 4: Simplify right side
    37,301.68x = 1,161,966,976.96
  5. Step 5: Solve for x
    x = 1,161,966,976.96/37,301.68
  6. Step 6: Final answer
    x = 31,150.53

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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.