Home / 65,914.66-90,961.72-35,699.30

Finding the Fourth Proportional to 65,914.66, 90,961.72 and 35,699.30

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Solution

The fourth proportional to 65,914.66, 90,961.72 and 35,699.30 is: 49,264.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,914.66 : 90,961.72 = 35,699.30 : x
  2. Step 2: Convert to fraction form
    65,914.66/90,961.72 = 35,699.30/x
  3. Step 3: Cross multiply
    65,914.66x = 90,961.72 × 35,699.30
  4. Step 4: Simplify right side
    65,914.66x = 3,247,269,730.80
  5. Step 5: Solve for x
    x = 3,247,269,730.80/65,914.66
  6. Step 6: Final answer
    x = 49,264.76

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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.