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Finding the Fourth Proportional to 69,775.10, 104,648 and 23,017.02

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Solution

The fourth proportional to 69,775.10, 104,648 and 23,017.02 is: 34,520.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,775.10 : 104,648 = 23,017.02 : x
  2. Step 2: Convert to fraction form
    69,775.10/104,648 = 23,017.02/x
  3. Step 3: Cross multiply
    69,775.10x = 104,648 × 23,017.02
  4. Step 4: Simplify right side
    69,775.10x = 2,408,685,108.96
  5. Step 5: Solve for x
    x = 2,408,685,108.96/69,775.10
  6. Step 6: Final answer
    x = 34,520.70

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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.