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Finding the Fourth Proportional to 192,998.94, 266,330.75 and 106,959.17

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Solution

The fourth proportional to 192,998.94, 266,330.75 and 106,959.17 is: 147,599.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,998.94 : 266,330.75 = 106,959.17 : x
  2. Step 2: Convert to fraction form
    192,998.94/266,330.75 = 106,959.17/x
  3. Step 3: Cross multiply
    192,998.94x = 266,330.75 × 106,959.17
  4. Step 4: Simplify right side
    192,998.94x = 28,486,515,430.68
  5. Step 5: Solve for x
    x = 28,486,515,430.68/192,998.94
  6. Step 6: Final answer
    x = 147,599.34

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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.