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Finding the Fourth Proportional to 236,408.58, 354,612.87 and 101,443.37

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Solution

The fourth proportional to 236,408.58, 354,612.87 and 101,443.37 is: 152,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,408.58 : 354,612.87 = 101,443.37 : x
  2. Step 2: Convert to fraction form
    236,408.58/354,612.87 = 101,443.37/x
  3. Step 3: Cross multiply
    236,408.58x = 354,612.87 × 101,443.37
  4. Step 4: Simplify right side
    236,408.58x = 35,973,122,805.11
  5. Step 5: Solve for x
    x = 35,973,122,805.11/236,408.58
  6. Step 6: Final answer
    x = 152,165.05

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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.