Home / 185,790.24-256,496.76-122,312.57

Finding the Fourth Proportional to 185,790.24, 256,496.76 and 122,312.57

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Solution

The fourth proportional to 185,790.24, 256,496.76 and 122,312.57 is: 168,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,790.24 : 256,496.76 = 122,312.57 : x
  2. Step 2: Convert to fraction form
    185,790.24/256,496.76 = 122,312.57/x
  3. Step 3: Cross multiply
    185,790.24x = 256,496.76 × 122,312.57
  4. Step 4: Simplify right side
    185,790.24x = 31,372,776,629.79
  5. Step 5: Solve for x
    x = 31,372,776,629.79/185,790.24
  6. Step 6: Final answer
    x = 168,861.27

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