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Finding the Fourth Proportional to 60,493.44, 90,748.80 and 18,929.28

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Solution

The fourth proportional to 60,493.44, 90,748.80 and 18,929.28 is: 28,396.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,493.44 : 90,748.80 = 18,929.28 : x
  2. Step 2: Convert to fraction form
    60,493.44/90,748.80 = 18,929.28/x
  3. Step 3: Cross multiply
    60,493.44x = 90,748.80 × 18,929.28
  4. Step 4: Simplify right side
    60,493.44x = 1,717,809,444.86
  5. Step 5: Solve for x
    x = 1,717,809,444.86/60,493.44
  6. Step 6: Final answer
    x = 28,396.62

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