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Finding the Fourth Proportional to 168,702.36, 253,048.62 and 44,043.36

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Solution

The fourth proportional to 168,702.36, 253,048.62 and 44,043.36 is: 66,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,702.36 : 253,048.62 = 44,043.36 : x
  2. Step 2: Convert to fraction form
    168,702.36/253,048.62 = 44,043.36/x
  3. Step 3: Cross multiply
    168,702.36x = 253,048.62 × 44,043.36
  4. Step 4: Simplify right side
    168,702.36x = 11,145,111,468.16
  5. Step 5: Solve for x
    x = 11,145,111,468.16/168,702.36
  6. Step 6: Final answer
    x = 66,063.76

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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.