Home / 53,797.42-80,695.86-13,816.36

Finding the Fourth Proportional to 53,797.42, 80,695.86 and 13,816.36

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Solution

The fourth proportional to 53,797.42, 80,695.86 and 13,816.36 is: 20,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,797.42 : 80,695.86 = 13,816.36 : x
  2. Step 2: Convert to fraction form
    53,797.42/80,695.86 = 13,816.36/x
  3. Step 3: Cross multiply
    53,797.42x = 80,695.86 × 13,816.36
  4. Step 4: Simplify right side
    53,797.42x = 1,114,923,052.27
  5. Step 5: Solve for x
    x = 1,114,923,052.27/53,797.42
  6. Step 6: Final answer
    x = 20,724.47

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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.