Home / 53,691.24-80,530.60-14,251.41

Finding the Fourth Proportional to 53,691.24, 80,530.60 and 14,251.41

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Solution

The fourth proportional to 53,691.24, 80,530.60 and 14,251.41 is: 21,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,691.24 : 80,530.60 = 14,251.41 : x
  2. Step 2: Convert to fraction form
    53,691.24/80,530.60 = 14,251.41/x
  3. Step 3: Cross multiply
    53,691.24x = 80,530.60 × 14,251.41
  4. Step 4: Simplify right side
    53,691.24x = 1,147,674,763.84
  5. Step 5: Solve for x
    x = 1,147,674,763.84/53,691.24
  6. Step 6: Final answer
    x = 21,375.46

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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.