Home / 54,108.60-74,692.86-32,894.64

Finding the Fourth Proportional to 54,108.60, 74,692.86 and 32,894.64

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Solution

The fourth proportional to 54,108.60, 74,692.86 and 32,894.64 is: 45,408.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,108.60 : 74,692.86 = 32,894.64 : x
  2. Step 2: Convert to fraction form
    54,108.60/74,692.86 = 32,894.64/x
  3. Step 3: Cross multiply
    54,108.60x = 74,692.86 × 32,894.64
  4. Step 4: Simplify right side
    54,108.60x = 2,456,994,740.27
  5. Step 5: Solve for x
    x = 2,456,994,740.27/54,108.60
  6. Step 6: Final answer
    x = 45,408.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.