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Finding the Fourth Proportional to 40,554.44, 60,852.54 and 30,690.44

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Solution

The fourth proportional to 40,554.44, 60,852.54 and 30,690.44 is: 46,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,554.44 : 60,852.54 = 30,690.44 : x
  2. Step 2: Convert to fraction form
    40,554.44/60,852.54 = 30,690.44/x
  3. Step 3: Cross multiply
    40,554.44x = 60,852.54 × 30,690.44
  4. Step 4: Simplify right side
    40,554.44x = 1,867,591,227.72
  5. Step 5: Solve for x
    x = 1,867,591,227.72/40,554.44
  6. Step 6: Final answer
    x = 46,051.46

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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.