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Finding the Fourth Proportional to 73,481.39, 101,405.49 and 41,649.62

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Solution

The fourth proportional to 73,481.39, 101,405.49 and 41,649.62 is: 57,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,481.39 : 101,405.49 = 41,649.62 : x
  2. Step 2: Convert to fraction form
    73,481.39/101,405.49 = 41,649.62/x
  3. Step 3: Cross multiply
    73,481.39x = 101,405.49 × 41,649.62
  4. Step 4: Simplify right side
    73,481.39x = 4,223,500,124.41
  5. Step 5: Solve for x
    x = 4,223,500,124.41/73,481.39
  6. Step 6: Final answer
    x = 57,477.14

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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.