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Finding the Fourth Proportional to 109,779.72, 164,680.56 and 29,818.95

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Solution

The fourth proportional to 109,779.72, 164,680.56 and 29,818.95 is: 44,731.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,779.72 : 164,680.56 = 29,818.95 : x
  2. Step 2: Convert to fraction form
    109,779.72/164,680.56 = 29,818.95/x
  3. Step 3: Cross multiply
    109,779.72x = 164,680.56 × 29,818.95
  4. Step 4: Simplify right side
    109,779.72x = 4,910,601,384.61
  5. Step 5: Solve for x
    x = 4,910,601,384.61/109,779.72
  6. Step 6: Final answer
    x = 44,731.41

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