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Finding the Fourth Proportional to 192,010.91, 264,932.64 and 111,391.74

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Solution

The fourth proportional to 192,010.91, 264,932.64 and 111,391.74 is: 153,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,010.91 : 264,932.64 = 111,391.74 : x
  2. Step 2: Convert to fraction form
    192,010.91/264,932.64 = 111,391.74/x
  3. Step 3: Cross multiply
    192,010.91x = 264,932.64 × 111,391.74
  4. Step 4: Simplify right side
    192,010.91x = 29,511,307,752.39
  5. Step 5: Solve for x
    x = 29,511,307,752.39/192,010.91
  6. Step 6: Final answer
    x = 153,696.00

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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.