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Finding the Fourth Proportional to 62,303.78, 92,978.89 and 55,655.30

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Solution

The fourth proportional to 62,303.78, 92,978.89 and 55,655.30 is: 83,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,303.78 : 92,978.89 = 55,655.30 : x
  2. Step 2: Convert to fraction form
    62,303.78/92,978.89 = 55,655.30/x
  3. Step 3: Cross multiply
    62,303.78x = 92,978.89 × 55,655.30
  4. Step 4: Simplify right side
    62,303.78x = 5,174,768,109.93
  5. Step 5: Solve for x
    x = 5,174,768,109.93/62,303.78
  6. Step 6: Final answer
    x = 83,057.05

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