Home / 49,400.46-74,114.57-19,839.05

Finding the Fourth Proportional to 49,400.46, 74,114.57 and 19,839.05

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Solution

The fourth proportional to 49,400.46, 74,114.57 and 19,839.05 is: 29,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,400.46 : 74,114.57 = 19,839.05 : x
  2. Step 2: Convert to fraction form
    49,400.46/74,114.57 = 19,839.05/x
  3. Step 3: Cross multiply
    49,400.46x = 74,114.57 × 19,839.05
  4. Step 4: Simplify right side
    49,400.46x = 1,470,362,746.05
  5. Step 5: Solve for x
    x = 1,470,362,746.05/49,400.46
  6. Step 6: Final answer
    x = 29,764.15

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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.