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Finding the Fourth Proportional to 30,475.83, 42,054.67 and 17,044.76

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Solution

The fourth proportional to 30,475.83, 42,054.67 and 17,044.76 is: 23,520.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475.83 : 42,054.67 = 17,044.76 : x
  2. Step 2: Convert to fraction form
    30,475.83/42,054.67 = 17,044.76/x
  3. Step 3: Cross multiply
    30,475.83x = 42,054.67 × 17,044.76
  4. Step 4: Simplify right side
    30,475.83x = 716,811,883.47
  5. Step 5: Solve for x
    x = 716,811,883.47/30,475.83
  6. Step 6: Final answer
    x = 23,520.67

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