Home / 53,364.72-80,024.88-20,067.60

Finding the Fourth Proportional to 53,364.72, 80,024.88 and 20,067.60

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Solution

The fourth proportional to 53,364.72, 80,024.88 and 20,067.60 is: 30,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,364.72 : 80,024.88 = 20,067.60 : x
  2. Step 2: Convert to fraction form
    53,364.72/80,024.88 = 20,067.60/x
  3. Step 3: Cross multiply
    53,364.72x = 80,024.88 × 20,067.60
  4. Step 4: Simplify right side
    53,364.72x = 1,605,907,281.89
  5. Step 5: Solve for x
    x = 1,605,907,281.89/53,364.72
  6. Step 6: Final answer
    x = 30,093.05

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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.