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Finding the Fourth Proportional to 24,507.78, 33,818.76 and 13,898.40

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Solution

The fourth proportional to 24,507.78, 33,818.76 and 13,898.40 is: 19,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,507.78 : 33,818.76 = 13,898.40 : x
  2. Step 2: Convert to fraction form
    24,507.78/33,818.76 = 13,898.40/x
  3. Step 3: Cross multiply
    24,507.78x = 33,818.76 × 13,898.40
  4. Step 4: Simplify right side
    24,507.78x = 470,026,653.98
  5. Step 5: Solve for x
    x = 470,026,653.98/24,507.78
  6. Step 6: Final answer
    x = 19,178.67

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