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Finding the Fourth Proportional to 65,263.56, 97,939.08 and 41,906.40

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Solution

The fourth proportional to 65,263.56, 97,939.08 and 41,906.40 is: 62,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,263.56 : 97,939.08 = 41,906.40 : x
  2. Step 2: Convert to fraction form
    65,263.56/97,939.08 = 41,906.40/x
  3. Step 3: Cross multiply
    65,263.56x = 97,939.08 × 41,906.40
  4. Step 4: Simplify right side
    65,263.56x = 4,104,274,262.11
  5. Step 5: Solve for x
    x = 4,104,274,262.11/65,263.56
  6. Step 6: Final answer
    x = 62,887.69

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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.