Home / 49,401.40-74,109.84-16,113.78

Finding the Fourth Proportional to 49,401.40, 74,109.84 and 16,113.78

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Solution

The fourth proportional to 49,401.40, 74,109.84 and 16,113.78 is: 24,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,401.40 : 74,109.84 = 16,113.78 : x
  2. Step 2: Convert to fraction form
    49,401.40/74,109.84 = 16,113.78/x
  3. Step 3: Cross multiply
    49,401.40x = 74,109.84 × 16,113.78
  4. Step 4: Simplify right side
    49,401.40x = 1,194,189,287.05
  5. Step 5: Solve for x
    x = 1,194,189,287.05/49,401.40
  6. Step 6: Final answer
    x = 24,173.19

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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.