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Finding the Fourth Proportional to 73,901.44, 110,852.32 and 18,497.60

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Solution

The fourth proportional to 73,901.44, 110,852.32 and 18,497.60 is: 27,746.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,901.44 : 110,852.32 = 18,497.60 : x
  2. Step 2: Convert to fraction form
    73,901.44/110,852.32 = 18,497.60/x
  3. Step 3: Cross multiply
    73,901.44x = 110,852.32 × 18,497.60
  4. Step 4: Simplify right side
    73,901.44x = 2,050,501,874.43
  5. Step 5: Solve for x
    x = 2,050,501,874.43/73,901.44
  6. Step 6: Final answer
    x = 27,746.44

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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.