Home / 49,825.23-74,737.72-20,236.12

Finding the Fourth Proportional to 49,825.23, 74,737.72 and 20,236.12

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Solution

The fourth proportional to 49,825.23, 74,737.72 and 20,236.12 is: 30,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,825.23 : 74,737.72 = 20,236.12 : x
  2. Step 2: Convert to fraction form
    49,825.23/74,737.72 = 20,236.12/x
  3. Step 3: Cross multiply
    49,825.23x = 74,737.72 × 20,236.12
  4. Step 4: Simplify right side
    49,825.23x = 1,512,401,470.45
  5. Step 5: Solve for x
    x = 1,512,401,470.45/49,825.23
  6. Step 6: Final answer
    x = 30,354.13

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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.