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Finding the Fourth Proportional to 104,417.28, 156,640.32 and 34,303.68

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Solution

The fourth proportional to 104,417.28, 156,640.32 and 34,303.68 is: 51,460.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,417.28 : 156,640.32 = 34,303.68 : x
  2. Step 2: Convert to fraction form
    104,417.28/156,640.32 = 34,303.68/x
  3. Step 3: Cross multiply
    104,417.28x = 156,640.32 × 34,303.68
  4. Step 4: Simplify right side
    104,417.28x = 5,373,339,412.38
  5. Step 5: Solve for x
    x = 5,373,339,412.38/104,417.28
  6. Step 6: Final answer
    x = 51,460.25

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