Home / 92,961.12-139,397.88-33,755.04

Finding the Fourth Proportional to 92,961.12, 139,397.88 and 33,755.04

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Solution

The fourth proportional to 92,961.12, 139,397.88 and 33,755.04 is: 50,616.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,961.12 : 139,397.88 = 33,755.04 : x
  2. Step 2: Convert to fraction form
    92,961.12/139,397.88 = 33,755.04/x
  3. Step 3: Cross multiply
    92,961.12x = 139,397.88 × 33,755.04
  4. Step 4: Simplify right side
    92,961.12x = 4,705,381,015.32
  5. Step 5: Solve for x
    x = 4,705,381,015.32/92,961.12
  6. Step 6: Final answer
    x = 50,616.66

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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.