Home / 45,418.80-68,107.40-24,355.60

Finding the Fourth Proportional to 45,418.80, 68,107.40 and 24,355.60

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Solution

The fourth proportional to 45,418.80, 68,107.40 and 24,355.60 is: 36,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,418.80 : 68,107.40 = 24,355.60 : x
  2. Step 2: Convert to fraction form
    45,418.80/68,107.40 = 24,355.60/x
  3. Step 3: Cross multiply
    45,418.80x = 68,107.40 × 24,355.60
  4. Step 4: Simplify right side
    45,418.80x = 1,658,796,591.44
  5. Step 5: Solve for x
    x = 1,658,796,591.44/45,418.80
  6. Step 6: Final answer
    x = 36,522.25

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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.