Home / 53,825.06-80,684.88-20,066.37

Finding the Fourth Proportional to 53,825.06, 80,684.88 and 20,066.37

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Solution

The fourth proportional to 53,825.06, 80,684.88 and 20,066.37 is: 30,079.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,825.06 : 80,684.88 = 20,066.37 : x
  2. Step 2: Convert to fraction form
    53,825.06/80,684.88 = 20,066.37/x
  3. Step 3: Cross multiply
    53,825.06x = 80,684.88 × 20,066.37
  4. Step 4: Simplify right side
    53,825.06x = 1,619,052,655.49
  5. Step 5: Solve for x
    x = 1,619,052,655.49/53,825.06
  6. Step 6: Final answer
    x = 30,079.91

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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.