Home / 53,564.73-80,352.42-19,839.77

Finding the Fourth Proportional to 53,564.73, 80,352.42 and 19,839.77

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Solution

The fourth proportional to 53,564.73, 80,352.42 and 19,839.77 is: 29,761.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,564.73 : 80,352.42 = 19,839.77 : x
  2. Step 2: Convert to fraction form
    53,564.73/80,352.42 = 19,839.77/x
  3. Step 3: Cross multiply
    53,564.73x = 80,352.42 × 19,839.77
  4. Step 4: Simplify right side
    53,564.73x = 1,594,173,129.98
  5. Step 5: Solve for x
    x = 1,594,173,129.98/53,564.73
  6. Step 6: Final answer
    x = 29,761.62

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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.