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Finding the Fourth Proportional to 69,544.76, 104,317.42 and 48,860.60

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Solution

The fourth proportional to 69,544.76, 104,317.42 and 48,860.60 is: 73,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,544.76 : 104,317.42 = 48,860.60 : x
  2. Step 2: Convert to fraction form
    69,544.76/104,317.42 = 48,860.60/x
  3. Step 3: Cross multiply
    69,544.76x = 104,317.42 × 48,860.60
  4. Step 4: Simplify right side
    69,544.76x = 5,097,011,731.65
  5. Step 5: Solve for x
    x = 5,097,011,731.65/69,544.76
  6. Step 6: Final answer
    x = 73,291.10

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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.