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Finding the Fourth Proportional to 123,559.80, 185,339.71 and 30,065.55

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Solution

The fourth proportional to 123,559.80, 185,339.71 and 30,065.55 is: 45,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,559.80 : 185,339.71 = 30,065.55 : x
  2. Step 2: Convert to fraction form
    123,559.80/185,339.71 = 30,065.55/x
  3. Step 3: Cross multiply
    123,559.80x = 185,339.71 × 30,065.55
  4. Step 4: Simplify right side
    123,559.80x = 5,572,341,097.51
  5. Step 5: Solve for x
    x = 5,572,341,097.51/123,559.80
  6. Step 6: Final answer
    x = 45,098.33

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