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Finding the Fourth Proportional to 192,527.68, 265,696.64 and 107,644.80

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Solution

The fourth proportional to 192,527.68, 265,696.64 and 107,644.80 is: 148,554.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,527.68 : 265,696.64 = 107,644.80 : x
  2. Step 2: Convert to fraction form
    192,527.68/265,696.64 = 107,644.80/x
  3. Step 3: Cross multiply
    192,527.68x = 265,696.64 × 107,644.80
  4. Step 4: Simplify right side
    192,527.68x = 28,600,861,673.47
  5. Step 5: Solve for x
    x = 28,600,861,673.47/192,527.68
  6. Step 6: Final answer
    x = 148,554.54

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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.