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Finding the Fourth Proportional to 85,550.99, 118,059.93 and 47,825.24

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Solution

The fourth proportional to 85,550.99, 118,059.93 and 47,825.24 is: 65,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,550.99 : 118,059.93 = 47,825.24 : x
  2. Step 2: Convert to fraction form
    85,550.99/118,059.93 = 47,825.24/x
  3. Step 3: Cross multiply
    85,550.99x = 118,059.93 × 47,825.24
  4. Step 4: Simplify right side
    85,550.99x = 5,646,243,896.33
  5. Step 5: Solve for x
    x = 5,646,243,896.33/85,550.99
  6. Step 6: Final answer
    x = 65,998.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.