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Finding the Fourth Proportional to 161,163.21, 241,849.72 and 61,324.23

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Solution

The fourth proportional to 161,163.21, 241,849.72 and 61,324.23 is: 92,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,163.21 : 241,849.72 = 61,324.23 : x
  2. Step 2: Convert to fraction form
    161,163.21/241,849.72 = 61,324.23/x
  3. Step 3: Cross multiply
    161,163.21x = 241,849.72 × 61,324.23
  4. Step 4: Simplify right side
    161,163.21x = 14,831,248,838.31
  5. Step 5: Solve for x
    x = 14,831,248,838.31/161,163.21
  6. Step 6: Final answer
    x = 92,026.27

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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.