Home / 65,221.67-97,876.35-23,101.61

Finding the Fourth Proportional to 65,221.67, 97,876.35 and 23,101.61

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Solution

The fourth proportional to 65,221.67, 97,876.35 and 23,101.61 is: 34,667.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,221.67 : 97,876.35 = 23,101.61 : x
  2. Step 2: Convert to fraction form
    65,221.67/97,876.35 = 23,101.61/x
  3. Step 3: Cross multiply
    65,221.67x = 97,876.35 × 23,101.61
  4. Step 4: Simplify right side
    65,221.67x = 2,261,100,776.54
  5. Step 5: Solve for x
    x = 2,261,100,776.54/65,221.67
  6. Step 6: Final answer
    x = 34,667.94

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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.