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Finding the Fourth Proportional to 192,005.98, 264,967.81 and 111,480.64

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Solution

The fourth proportional to 192,005.98, 264,967.81 and 111,480.64 is: 153,843.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,005.98 : 264,967.81 = 111,480.64 : x
  2. Step 2: Convert to fraction form
    192,005.98/264,967.81 = 111,480.64/x
  3. Step 3: Cross multiply
    192,005.98x = 264,967.81 × 111,480.64
  4. Step 4: Simplify right side
    192,005.98x = 29,538,781,038.20
  5. Step 5: Solve for x
    x = 29,538,781,038.20/192,005.98
  6. Step 6: Final answer
    x = 153,843.03

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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.