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Finding the Fourth Proportional to 236,333.52, 354,393.30 and 67,815.18

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Solution

The fourth proportional to 236,333.52, 354,393.30 and 67,815.18 is: 101,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,333.52 : 354,393.30 = 67,815.18 : x
  2. Step 2: Convert to fraction form
    236,333.52/354,393.30 = 67,815.18/x
  3. Step 3: Cross multiply
    236,333.52x = 354,393.30 × 67,815.18
  4. Step 4: Simplify right side
    236,333.52x = 24,033,245,430.29
  5. Step 5: Solve for x
    x = 24,033,245,430.29/236,333.52
  6. Step 6: Final answer
    x = 101,692.07

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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.