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Finding the Fourth Proportional to 46,242.72, 69,371.28 and 15,070.72

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Solution

The fourth proportional to 46,242.72, 69,371.28 and 15,070.72 is: 22,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,242.72 : 69,371.28 = 15,070.72 : x
  2. Step 2: Convert to fraction form
    46,242.72/69,371.28 = 15,070.72/x
  3. Step 3: Cross multiply
    46,242.72x = 69,371.28 × 15,070.72
  4. Step 4: Simplify right side
    46,242.72x = 1,045,475,136.92
  5. Step 5: Solve for x
    x = 1,045,475,136.92/46,242.72
  6. Step 6: Final answer
    x = 22,608.43

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