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Finding the Fourth Proportional to 65,016.84, 97,445.49 and 36,960.36

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Solution

The fourth proportional to 65,016.84, 97,445.49 and 36,960.36 is: 55,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,016.84 : 97,445.49 = 36,960.36 : x
  2. Step 2: Convert to fraction form
    65,016.84/97,445.49 = 36,960.36/x
  3. Step 3: Cross multiply
    65,016.84x = 97,445.49 × 36,960.36
  4. Step 4: Simplify right side
    65,016.84x = 3,601,620,390.78
  5. Step 5: Solve for x
    x = 3,601,620,390.78/65,016.84
  6. Step 6: Final answer
    x = 55,395.19

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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.