Home / 65,922.92-98,884.41-18,543.05

Finding the Fourth Proportional to 65,922.92, 98,884.41 and 18,543.05

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Solution

The fourth proportional to 65,922.92, 98,884.41 and 18,543.05 is: 27,814.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,922.92 : 98,884.41 = 18,543.05 : x
  2. Step 2: Convert to fraction form
    65,922.92/98,884.41 = 18,543.05/x
  3. Step 3: Cross multiply
    65,922.92x = 98,884.41 × 18,543.05
  4. Step 4: Simplify right side
    65,922.92x = 1,833,618,558.85
  5. Step 5: Solve for x
    x = 1,833,618,558.85/65,922.92
  6. Step 6: Final answer
    x = 27,814.58

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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.