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Finding the Fourth Proportional to 187,307.40, 280,961.10 and 60,959.55

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Solution

The fourth proportional to 187,307.40, 280,961.10 and 60,959.55 is: 91,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,307.40 : 280,961.10 = 60,959.55 : x
  2. Step 2: Convert to fraction form
    187,307.40/280,961.10 = 60,959.55/x
  3. Step 3: Cross multiply
    187,307.40x = 280,961.10 × 60,959.55
  4. Step 4: Simplify right side
    187,307.40x = 17,127,262,223.51
  5. Step 5: Solve for x
    x = 17,127,262,223.51/187,307.40
  6. Step 6: Final answer
    x = 91,439.33

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