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Finding the Fourth Proportional to 74,650.44, 103,017.61 and 41,116.44

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Solution

The fourth proportional to 74,650.44, 103,017.61 and 41,116.44 is: 56,740.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,650.44 : 103,017.61 = 41,116.44 : x
  2. Step 2: Convert to fraction form
    74,650.44/103,017.61 = 41,116.44/x
  3. Step 3: Cross multiply
    74,650.44x = 103,017.61 × 41,116.44
  4. Step 4: Simplify right side
    74,650.44x = 4,235,717,174.93
  5. Step 5: Solve for x
    x = 4,235,717,174.93/74,650.44
  6. Step 6: Final answer
    x = 56,740.69

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1.5x scale

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.