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Finding the Fourth Proportional to 192,662.88, 265,878.60 and 116,181.60

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Solution

The fourth proportional to 192,662.88, 265,878.60 and 116,181.60 is: 160,332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,662.88 : 265,878.60 = 116,181.60 : x
  2. Step 2: Convert to fraction form
    192,662.88/265,878.60 = 116,181.60/x
  3. Step 3: Cross multiply
    192,662.88x = 265,878.60 × 116,181.60
  4. Step 4: Simplify right side
    192,662.88x = 30,890,201,153.76
  5. Step 5: Solve for x
    x = 30,890,201,153.76/192,662.88
  6. Step 6: Final answer
    x = 160,332.91

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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.