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Finding the Fourth Proportional to 171,853.24, 257,696.52 and 100,799.10

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Solution

The fourth proportional to 171,853.24, 257,696.52 and 100,799.10 is: 151,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,853.24 : 257,696.52 = 100,799.10 : x
  2. Step 2: Convert to fraction form
    171,853.24/257,696.52 = 100,799.10/x
  3. Step 3: Cross multiply
    171,853.24x = 257,696.52 × 100,799.10
  4. Step 4: Simplify right side
    171,853.24x = 25,975,577,289.13
  5. Step 5: Solve for x
    x = 25,975,577,289.13/171,853.24
  6. Step 6: Final answer
    x = 151,149.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.