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Finding the Fourth Proportional to 192,149.82, 265,152.34 and 111,564.34

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Solution

The fourth proportional to 192,149.82, 265,152.34 and 111,564.34 is: 153,950.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,149.82 : 265,152.34 = 111,564.34 : x
  2. Step 2: Convert to fraction form
    192,149.82/265,152.34 = 111,564.34/x
  3. Step 3: Cross multiply
    192,149.82x = 265,152.34 × 111,564.34
  4. Step 4: Simplify right side
    192,149.82x = 29,581,544,660.58
  5. Step 5: Solve for x
    x = 29,581,544,660.58/192,149.82
  6. Step 6: Final answer
    x = 153,950.42

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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.