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Finding the Fourth Proportional to 65,104.77, 97,556.64 and 43,961.95

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Solution

The fourth proportional to 65,104.77, 97,556.64 and 43,961.95 is: 65,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,104.77 : 97,556.64 = 43,961.95 : x
  2. Step 2: Convert to fraction form
    65,104.77/97,556.64 = 43,961.95/x
  3. Step 3: Cross multiply
    65,104.77x = 97,556.64 × 43,961.95
  4. Step 4: Simplify right side
    65,104.77x = 4,288,780,129.85
  5. Step 5: Solve for x
    x = 4,288,780,129.85/65,104.77
  6. Step 6: Final answer
    x = 65,875.05

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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.