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Finding the Fourth Proportional to 124,843.44, 187,339.14 and 46,012.89

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Solution

The fourth proportional to 124,843.44, 187,339.14 and 46,012.89 is: 69,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,843.44 : 187,339.14 = 46,012.89 : x
  2. Step 2: Convert to fraction form
    124,843.44/187,339.14 = 46,012.89/x
  3. Step 3: Cross multiply
    124,843.44x = 187,339.14 × 46,012.89
  4. Step 4: Simplify right side
    124,843.44x = 8,620,015,241.51
  5. Step 5: Solve for x
    x = 8,620,015,241.51/124,843.44
  6. Step 6: Final answer
    x = 69,046.60

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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.