Home / 49,612.20-74,396.70-16,319.40

Finding the Fourth Proportional to 49,612.20, 74,396.70 and 16,319.40

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Solution

The fourth proportional to 49,612.20, 74,396.70 and 16,319.40 is: 24,471.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,612.20 : 74,396.70 = 16,319.40 : x
  2. Step 2: Convert to fraction form
    49,612.20/74,396.70 = 16,319.40/x
  3. Step 3: Cross multiply
    49,612.20x = 74,396.70 × 16,319.40
  4. Step 4: Simplify right side
    49,612.20x = 1,214,109,505.98
  5. Step 5: Solve for x
    x = 1,214,109,505.98/49,612.20
  6. Step 6: Final answer
    x = 24,471.99

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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.