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Finding the Fourth Proportional to 30,444.22, 45,670.89 and 10,719.30

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Solution

The fourth proportional to 30,444.22, 45,670.89 and 10,719.30 is: 16,080.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,444.22 : 45,670.89 = 10,719.30 : x
  2. Step 2: Convert to fraction form
    30,444.22/45,670.89 = 10,719.30/x
  3. Step 3: Cross multiply
    30,444.22x = 45,670.89 × 10,719.30
  4. Step 4: Simplify right side
    30,444.22x = 489,559,971.18
  5. Step 5: Solve for x
    x = 489,559,971.18/30,444.22
  6. Step 6: Final answer
    x = 16,080.56

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