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Finding the Fourth Proportional to 93,346.88, 128,818.69 and 50,905.71

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Solution

The fourth proportional to 93,346.88, 128,818.69 and 50,905.71 is: 70,249.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346.88 : 128,818.69 = 50,905.71 : x
  2. Step 2: Convert to fraction form
    93,346.88/128,818.69 = 50,905.71/x
  3. Step 3: Cross multiply
    93,346.88x = 128,818.69 × 50,905.71
  4. Step 4: Simplify right side
    93,346.88x = 6,557,606,748.46
  5. Step 5: Solve for x
    x = 6,557,606,748.46/93,346.88
  6. Step 6: Final answer
    x = 70,249.88

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