Home / 48,178.98-72,183.42-25,968.78

Finding the Fourth Proportional to 48,178.98, 72,183.42 and 25,968.78

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Solution

The fourth proportional to 48,178.98, 72,183.42 and 25,968.78 is: 38,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,178.98 : 72,183.42 = 25,968.78 : x
  2. Step 2: Convert to fraction form
    48,178.98/72,183.42 = 25,968.78/x
  3. Step 3: Cross multiply
    48,178.98x = 72,183.42 × 25,968.78
  4. Step 4: Simplify right side
    48,178.98x = 1,874,515,353.63
  5. Step 5: Solve for x
    x = 1,874,515,353.63/48,178.98
  6. Step 6: Final answer
    x = 38,907.33

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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.