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Finding the Fourth Proportional to 65,219.80, 97,873.54 and 23,099.73

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Solution

The fourth proportional to 65,219.80, 97,873.54 and 23,099.73 is: 34,665.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,219.80 : 97,873.54 = 23,099.73 : x
  2. Step 2: Convert to fraction form
    65,219.80/97,873.54 = 23,099.73/x
  3. Step 3: Cross multiply
    65,219.80x = 97,873.54 × 23,099.73
  4. Step 4: Simplify right side
    65,219.80x = 2,260,852,348.14
  5. Step 5: Solve for x
    x = 2,260,852,348.14/65,219.80
  6. Step 6: Final answer
    x = 34,665.12

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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.