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Finding the Fourth Proportional to 192,059.12, 264,844.94 and 127,505.64

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Solution

The fourth proportional to 192,059.12, 264,844.94 and 127,505.64 is: 175,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,059.12 : 264,844.94 = 127,505.64 : x
  2. Step 2: Convert to fraction form
    192,059.12/264,844.94 = 127,505.64/x
  3. Step 3: Cross multiply
    192,059.12x = 264,844.94 × 127,505.64
  4. Step 4: Simplify right side
    192,059.12x = 33,769,223,575.46
  5. Step 5: Solve for x
    x = 33,769,223,575.46/192,059.12
  6. Step 6: Final answer
    x = 175,827.23

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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.