Home / 65,910.26-98,881.06-21,536.94

Finding the Fourth Proportional to 65,910.26, 98,881.06 and 21,536.94

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Solution

The fourth proportional to 65,910.26, 98,881.06 and 21,536.94 is: 32,310.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,910.26 : 98,881.06 = 21,536.94 : x
  2. Step 2: Convert to fraction form
    65,910.26/98,881.06 = 21,536.94/x
  3. Step 3: Cross multiply
    65,910.26x = 98,881.06 × 21,536.94
  4. Step 4: Simplify right side
    65,910.26x = 2,129,595,456.36
  5. Step 5: Solve for x
    x = 2,129,595,456.36/65,910.26
  6. Step 6: Final answer
    x = 32,310.53

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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.