Home / 49,403.85-74,112.90-16,115.68

Finding the Fourth Proportional to 49,403.85, 74,112.90 and 16,115.68

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Solution

The fourth proportional to 49,403.85, 74,112.90 and 16,115.68 is: 24,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,403.85 : 74,112.90 = 16,115.68 : x
  2. Step 2: Convert to fraction form
    49,403.85/74,112.90 = 16,115.68/x
  3. Step 3: Cross multiply
    49,403.85x = 74,112.90 × 16,115.68
  4. Step 4: Simplify right side
    49,403.85x = 1,194,379,780.27
  5. Step 5: Solve for x
    x = 1,194,379,780.27/49,403.85
  6. Step 6: Final answer
    x = 24,175.84

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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.