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Finding the Fourth Proportional to 52,649.28, 72,655.83 and 28,775.94

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Solution

The fourth proportional to 52,649.28, 72,655.83 and 28,775.94 is: 39,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,649.28 : 72,655.83 = 28,775.94 : x
  2. Step 2: Convert to fraction form
    52,649.28/72,655.83 = 28,775.94/x
  3. Step 3: Cross multiply
    52,649.28x = 72,655.83 × 28,775.94
  4. Step 4: Simplify right side
    52,649.28x = 2,090,739,804.73
  5. Step 5: Solve for x
    x = 2,090,739,804.73/52,649.28
  6. Step 6: Final answer
    x = 39,710.70

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