Home / 53,838.18-80,761.41-16,401.42

Finding the Fourth Proportional to 53,838.18, 80,761.41 and 16,401.42

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Solution

The fourth proportional to 53,838.18, 80,761.41 and 16,401.42 is: 24,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,838.18 : 80,761.41 = 16,401.42 : x
  2. Step 2: Convert to fraction form
    53,838.18/80,761.41 = 16,401.42/x
  3. Step 3: Cross multiply
    53,838.18x = 80,761.41 × 16,401.42
  4. Step 4: Simplify right side
    53,838.18x = 1,324,601,805.20
  5. Step 5: Solve for x
    x = 1,324,601,805.20/53,838.18
  6. Step 6: Final answer
    x = 24,603.39

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1.5x scale

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.