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Finding the Fourth Proportional to 192,060.69, 265,043.97 and 107,177.73

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Solution

The fourth proportional to 192,060.69, 265,043.97 and 107,177.73 is: 147,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,060.69 : 265,043.97 = 107,177.73 : x
  2. Step 2: Convert to fraction form
    192,060.69/265,043.97 = 107,177.73/x
  3. Step 3: Cross multiply
    192,060.69x = 265,043.97 × 107,177.73
  4. Step 4: Simplify right side
    192,060.69x = 28,406,811,054.79
  5. Step 5: Solve for x
    x = 28,406,811,054.79/192,060.69
  6. Step 6: Final answer
    x = 147,905.39

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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.