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Finding the Fourth Proportional to 192,751.03, 265,996.77 and 106,715.97

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Solution

The fourth proportional to 192,751.03, 265,996.77 and 106,715.97 is: 147,268.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,751.03 : 265,996.77 = 106,715.97 : x
  2. Step 2: Convert to fraction form
    192,751.03/265,996.77 = 106,715.97/x
  3. Step 3: Cross multiply
    192,751.03x = 265,996.77 × 106,715.97
  4. Step 4: Simplify right side
    192,751.03x = 28,386,103,327.42
  5. Step 5: Solve for x
    x = 28,386,103,327.42/192,751.03
  6. Step 6: Final answer
    x = 147,268.23

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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.