Home / 53,820.36-80,743.50-16,884.36

Finding the Fourth Proportional to 53,820.36, 80,743.50 and 16,884.36

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Solution

The fourth proportional to 53,820.36, 80,743.50 and 16,884.36 is: 25,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,820.36 : 80,743.50 = 16,884.36 : x
  2. Step 2: Convert to fraction form
    53,820.36/80,743.50 = 16,884.36/x
  3. Step 3: Cross multiply
    53,820.36x = 80,743.50 × 16,884.36
  4. Step 4: Simplify right side
    53,820.36x = 1,363,302,321.66
  5. Step 5: Solve for x
    x = 1,363,302,321.66/53,820.36
  6. Step 6: Final answer
    x = 25,330.61

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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.