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Finding the Fourth Proportional to 183,977.28, 275,879.52 and 65,600.64

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Solution

The fourth proportional to 183,977.28, 275,879.52 and 65,600.64 is: 98,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,977.28 : 275,879.52 = 65,600.64 : x
  2. Step 2: Convert to fraction form
    183,977.28/275,879.52 = 65,600.64/x
  3. Step 3: Cross multiply
    183,977.28x = 275,879.52 × 65,600.64
  4. Step 4: Simplify right side
    183,977.28x = 18,097,873,074.89
  5. Step 5: Solve for x
    x = 18,097,873,074.89/183,977.28
  6. Step 6: Final answer
    x = 98,370.15

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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.