Home / 53,941.19-80,911.68-14,498.31

Finding the Fourth Proportional to 53,941.19, 80,911.68 and 14,498.31

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Solution

The fourth proportional to 53,941.19, 80,911.68 and 14,498.31 is: 21,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,941.19 : 80,911.68 = 14,498.31 : x
  2. Step 2: Convert to fraction form
    53,941.19/80,911.68 = 14,498.31/x
  3. Step 3: Cross multiply
    53,941.19x = 80,911.68 × 14,498.31
  4. Step 4: Simplify right side
    53,941.19x = 1,173,082,413.18
  5. Step 5: Solve for x
    x = 1,173,082,413.18/53,941.19
  6. Step 6: Final answer
    x = 21,747.43

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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.