Home / 53,869.23-80,797.66-20,588.56

Finding the Fourth Proportional to 53,869.23, 80,797.66 and 20,588.56

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Solution

The fourth proportional to 53,869.23, 80,797.66 and 20,588.56 is: 30,880.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,869.23 : 80,797.66 = 20,588.56 : x
  2. Step 2: Convert to fraction form
    53,869.23/80,797.66 = 20,588.56/x
  3. Step 3: Cross multiply
    53,869.23x = 80,797.66 × 20,588.56
  4. Step 4: Simplify right side
    53,869.23x = 1,663,507,470.77
  5. Step 5: Solve for x
    x = 1,663,507,470.77/53,869.23
  6. Step 6: Final answer
    x = 30,880.48

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1.5x scale

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.