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Finding the Fourth Proportional to 48,804.60, 73,152.90 and 19,212.60

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Solution

The fourth proportional to 48,804.60, 73,152.90 and 19,212.60 is: 28,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,804.60 : 73,152.90 = 19,212.60 : x
  2. Step 2: Convert to fraction form
    48,804.60/73,152.90 = 19,212.60/x
  3. Step 3: Cross multiply
    48,804.60x = 73,152.90 × 19,212.60
  4. Step 4: Simplify right side
    48,804.60x = 1,405,457,406.54
  5. Step 5: Solve for x
    x = 1,405,457,406.54/48,804.60
  6. Step 6: Final answer
    x = 28,797.64

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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.