Home / 45,408.83-68,110.48-16,940.30

Finding the Fourth Proportional to 45,408.83, 68,110.48 and 16,940.30

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Solution

The fourth proportional to 45,408.83, 68,110.48 and 16,940.30 is: 25,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,408.83 : 68,110.48 = 16,940.30 : x
  2. Step 2: Convert to fraction form
    45,408.83/68,110.48 = 16,940.30/x
  3. Step 3: Cross multiply
    45,408.83x = 68,110.48 × 16,940.30
  4. Step 4: Simplify right side
    45,408.83x = 1,153,812,092.27
  5. Step 5: Solve for x
    x = 1,153,812,092.27/45,408.83
  6. Step 6: Final answer
    x = 25,409.42

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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.