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Finding the Fourth Proportional to 192,017.40, 264,941.60 and 111,398.24

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Solution

The fourth proportional to 192,017.40, 264,941.60 and 111,398.24 is: 153,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,017.40 : 264,941.60 = 111,398.24 : x
  2. Step 2: Convert to fraction form
    192,017.40/264,941.60 = 111,398.24/x
  3. Step 3: Cross multiply
    192,017.40x = 264,941.60 × 111,398.24
  4. Step 4: Simplify right side
    192,017.40x = 29,514,027,942.78
  5. Step 5: Solve for x
    x = 29,514,027,942.78/192,017.40
  6. Step 6: Final answer
    x = 153,704.97

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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.