Home / 69,913.44-104,782.56-55,063.68

Finding the Fourth Proportional to 69,913.44, 104,782.56 and 55,063.68

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Solution

The fourth proportional to 69,913.44, 104,782.56 and 55,063.68 is: 82,526.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,913.44 : 104,782.56 = 55,063.68 : x
  2. Step 2: Convert to fraction form
    69,913.44/104,782.56 = 55,063.68/x
  3. Step 3: Cross multiply
    69,913.44x = 104,782.56 × 55,063.68
  4. Step 4: Simplify right side
    69,913.44x = 5,769,713,353.42
  5. Step 5: Solve for x
    x = 5,769,713,353.42/69,913.44
  6. Step 6: Final answer
    x = 82,526.53

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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.