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Finding the Fourth Proportional to 164,174.46, 246,261.72 and 39,515.46

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Solution

The fourth proportional to 164,174.46, 246,261.72 and 39,515.46 is: 59,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,174.46 : 246,261.72 = 39,515.46 : x
  2. Step 2: Convert to fraction form
    164,174.46/246,261.72 = 39,515.46/x
  3. Step 3: Cross multiply
    164,174.46x = 246,261.72 × 39,515.46
  4. Step 4: Simplify right side
    164,174.46x = 9,731,145,146.19
  5. Step 5: Solve for x
    x = 9,731,145,146.19/164,174.46
  6. Step 6: Final answer
    x = 59,273.20

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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.