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Finding the Fourth Proportional to 192,048.73, 265,133.40 and 115,586.60

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Solution

The fourth proportional to 192,048.73, 265,133.40 and 115,586.60 is: 159,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,048.73 : 265,133.40 = 115,586.60 : x
  2. Step 2: Convert to fraction form
    192,048.73/265,133.40 = 115,586.60/x
  3. Step 3: Cross multiply
    192,048.73x = 265,133.40 × 115,586.60
  4. Step 4: Simplify right side
    192,048.73x = 30,645,868,252.44
  5. Step 5: Solve for x
    x = 30,645,868,252.44/192,048.73
  6. Step 6: Final answer
    x = 159,573.40

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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.