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Finding the Fourth Proportional to 122,307.52, 183,165.72 and 69,557.08

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Solution

The fourth proportional to 122,307.52, 183,165.72 and 69,557.08 is: 104,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,307.52 : 183,165.72 = 69,557.08 : x
  2. Step 2: Convert to fraction form
    122,307.52/183,165.72 = 69,557.08/x
  3. Step 3: Cross multiply
    122,307.52x = 183,165.72 × 69,557.08
  4. Step 4: Simplify right side
    122,307.52x = 12,740,472,639.30
  5. Step 5: Solve for x
    x = 12,740,472,639.30/122,307.52
  6. Step 6: Final answer
    x = 104,167.53

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