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Finding the Fourth Proportional to 164,004.10, 246,121.35 and 70,576.90

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Solution

The fourth proportional to 164,004.10, 246,121.35 and 70,576.90 is: 105,914.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,004.10 : 246,121.35 = 70,576.90 : x
  2. Step 2: Convert to fraction form
    164,004.10/246,121.35 = 70,576.90/x
  3. Step 3: Cross multiply
    164,004.10x = 246,121.35 × 70,576.90
  4. Step 4: Simplify right side
    164,004.10x = 17,370,481,906.82
  5. Step 5: Solve for x
    x = 17,370,481,906.82/164,004.10
  6. Step 6: Final answer
    x = 105,914.92

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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.