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Finding the Fourth Proportional to 164,527.70, 246,791.55 and 111,383.60

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Solution

The fourth proportional to 164,527.70, 246,791.55 and 111,383.60 is: 167,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,527.70 : 246,791.55 = 111,383.60 : x
  2. Step 2: Convert to fraction form
    164,527.70/246,791.55 = 111,383.60/x
  3. Step 3: Cross multiply
    164,527.70x = 246,791.55 × 111,383.60
  4. Step 4: Simplify right side
    164,527.70x = 27,488,531,288.58
  5. Step 5: Solve for x
    x = 27,488,531,288.58/164,527.70
  6. Step 6: Final answer
    x = 167,075.40

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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.