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Finding the Fourth Proportional to 164,002.80, 246,101.40 and 108,003.45

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Solution

The fourth proportional to 164,002.80, 246,101.40 and 108,003.45 is: 162,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,002.80 : 246,101.40 = 108,003.45 : x
  2. Step 2: Convert to fraction form
    164,002.80/246,101.40 = 108,003.45/x
  3. Step 3: Cross multiply
    164,002.80x = 246,101.40 × 108,003.45
  4. Step 4: Simplify right side
    164,002.80x = 26,579,800,249.83
  5. Step 5: Solve for x
    x = 26,579,800,249.83/164,002.80
  6. Step 6: Final answer
    x = 162,069.19

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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.