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Finding the Fourth Proportional to 65,750.60, 98,577.30 and 36,201.80

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Solution

The fourth proportional to 65,750.60, 98,577.30 and 36,201.80 is: 54,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,750.60 : 98,577.30 = 36,201.80 : x
  2. Step 2: Convert to fraction form
    65,750.60/98,577.30 = 36,201.80/x
  3. Step 3: Cross multiply
    65,750.60x = 98,577.30 × 36,201.80
  4. Step 4: Simplify right side
    65,750.60x = 3,568,675,699.14
  5. Step 5: Solve for x
    x = 3,568,675,699.14/65,750.60
  6. Step 6: Final answer
    x = 54,275.94

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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.