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Finding the Fourth Proportional to 65,104.10, 97,864.95 and 60,481.70

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Solution

The fourth proportional to 65,104.10, 97,864.95 and 60,481.70 is: 90,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,104.10 : 97,864.95 = 60,481.70 : x
  2. Step 2: Convert to fraction form
    65,104.10/97,864.95 = 60,481.70/x
  3. Step 3: Cross multiply
    65,104.10x = 97,864.95 × 60,481.70
  4. Step 4: Simplify right side
    65,104.10x = 5,919,038,546.42
  5. Step 5: Solve for x
    x = 5,919,038,546.42/65,104.10
  6. Step 6: Final answer
    x = 90,916.53

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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.