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Finding the Fourth Proportional to 101,594.67, 140,199.11 and 55,653.95

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Solution

The fourth proportional to 101,594.67, 140,199.11 and 55,653.95 is: 76,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,594.67 : 140,199.11 = 55,653.95 : x
  2. Step 2: Convert to fraction form
    101,594.67/140,199.11 = 55,653.95/x
  3. Step 3: Cross multiply
    101,594.67x = 140,199.11 × 55,653.95
  4. Step 4: Simplify right side
    101,594.67x = 7,802,634,257.98
  5. Step 5: Solve for x
    x = 7,802,634,257.98/101,594.67
  6. Step 6: Final answer
    x = 76,801.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.