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Finding the Fourth Proportional to 168,243.54, 232,117.44 and 107,847.48

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Solution

The fourth proportional to 168,243.54, 232,117.44 and 107,847.48 is: 148,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,243.54 : 232,117.44 = 107,847.48 : x
  2. Step 2: Convert to fraction form
    168,243.54/232,117.44 = 107,847.48/x
  3. Step 3: Cross multiply
    168,243.54x = 232,117.44 × 107,847.48
  4. Step 4: Simplify right side
    168,243.54x = 25,033,280,968.05
  5. Step 5: Solve for x
    x = 25,033,280,968.05/168,243.54
  6. Step 6: Final answer
    x = 148,791.93

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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.