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Finding the Fourth Proportional to 64,775.36, 97,156.67 and 22,647.67

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Solution

The fourth proportional to 64,775.36, 97,156.67 and 22,647.67 is: 33,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,775.36 : 97,156.67 = 22,647.67 : x
  2. Step 2: Convert to fraction form
    64,775.36/97,156.67 = 22,647.67/x
  3. Step 3: Cross multiply
    64,775.36x = 97,156.67 × 22,647.67
  4. Step 4: Simplify right side
    64,775.36x = 2,200,371,844.33
  5. Step 5: Solve for x
    x = 2,200,371,844.33/64,775.36
  6. Step 6: Final answer
    x = 33,969.27

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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.