Home / 49,571.10-74,443.05-48,015.90

Finding the Fourth Proportional to 49,571.10, 74,443.05 and 48,015.90

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Solution

The fourth proportional to 49,571.10, 74,443.05 and 48,015.90 is: 72,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,571.10 : 74,443.05 = 48,015.90 : x
  2. Step 2: Convert to fraction form
    49,571.10/74,443.05 = 48,015.90/x
  3. Step 3: Cross multiply
    49,571.10x = 74,443.05 × 48,015.90
  4. Step 4: Simplify right side
    49,571.10x = 3,574,450,044.50
  5. Step 5: Solve for x
    x = 3,574,450,044.50/49,571.10
  6. Step 6: Final answer
    x = 72,107.54

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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.