Home / 53,555.48-80,317.02-16,105.61

Finding the Fourth Proportional to 53,555.48, 80,317.02 and 16,105.61

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Solution

The fourth proportional to 53,555.48, 80,317.02 and 16,105.61 is: 24,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,555.48 : 80,317.02 = 16,105.61 : x
  2. Step 2: Convert to fraction form
    53,555.48/80,317.02 = 16,105.61/x
  3. Step 3: Cross multiply
    53,555.48x = 80,317.02 × 16,105.61
  4. Step 4: Simplify right side
    53,555.48x = 1,293,554,198.90
  5. Step 5: Solve for x
    x = 1,293,554,198.90/53,555.48
  6. Step 6: Final answer
    x = 24,153.54

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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.