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Finding the Fourth Proportional to 71,689.08, 98,899.98 and 44,784.76

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Solution

The fourth proportional to 71,689.08, 98,899.98 and 44,784.76 is: 61,783.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,689.08 : 98,899.98 = 44,784.76 : x
  2. Step 2: Convert to fraction form
    71,689.08/98,899.98 = 44,784.76/x
  3. Step 3: Cross multiply
    71,689.08x = 98,899.98 × 44,784.76
  4. Step 4: Simplify right side
    71,689.08x = 4,429,211,868.30
  5. Step 5: Solve for x
    x = 4,429,211,868.30/71,689.08
  6. Step 6: Final answer
    x = 61,783.63

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