Home / 69,923.40-104,768.46-49,109.64

Finding the Fourth Proportional to 69,923.40, 104,768.46 and 49,109.64

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Solution

The fourth proportional to 69,923.40, 104,768.46 and 49,109.64 is: 73,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,923.40 : 104,768.46 = 49,109.64 : x
  2. Step 2: Convert to fraction form
    69,923.40/104,768.46 = 49,109.64/x
  3. Step 3: Cross multiply
    69,923.40x = 104,768.46 × 49,109.64
  4. Step 4: Simplify right side
    69,923.40x = 5,145,141,353.95
  5. Step 5: Solve for x
    x = 5,145,141,353.95/69,923.40
  6. Step 6: Final answer
    x = 73,582.54

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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.