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Finding the Fourth Proportional to 230,693.64, 346,091.74 and 70,791.82

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Solution

The fourth proportional to 230,693.64, 346,091.74 and 70,791.82 is: 106,203.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,693.64 : 346,091.74 = 70,791.82 : x
  2. Step 2: Convert to fraction form
    230,693.64/346,091.74 = 70,791.82/x
  3. Step 3: Cross multiply
    230,693.64x = 346,091.74 × 70,791.82
  4. Step 4: Simplify right side
    230,693.64x = 24,500,464,161.57
  5. Step 5: Solve for x
    x = 24,500,464,161.57/230,693.64
  6. Step 6: Final answer
    x = 106,203.47

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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.