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Finding the Fourth Proportional to 192,265.68, 265,325.13 and 111,740.34

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Solution

The fourth proportional to 192,265.68, 265,325.13 and 111,740.34 is: 154,200.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,265.68 : 265,325.13 = 111,740.34 : x
  2. Step 2: Convert to fraction form
    192,265.68/265,325.13 = 111,740.34/x
  3. Step 3: Cross multiply
    192,265.68x = 265,325.13 × 111,740.34
  4. Step 4: Simplify right side
    192,265.68x = 29,647,520,236.74
  5. Step 5: Solve for x
    x = 29,647,520,236.74/192,265.68
  6. Step 6: Final answer
    x = 154,200.79

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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.