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Finding the Fourth Proportional to 52,270.56, 72,134.88 and 28,398.72

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Solution

The fourth proportional to 52,270.56, 72,134.88 and 28,398.72 is: 39,191.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,270.56 : 72,134.88 = 28,398.72 : x
  2. Step 2: Convert to fraction form
    52,270.56/72,134.88 = 28,398.72/x
  3. Step 3: Cross multiply
    52,270.56x = 72,134.88 × 28,398.72
  4. Step 4: Simplify right side
    52,270.56x = 2,048,538,259.35
  5. Step 5: Solve for x
    x = 2,048,538,259.35/52,270.56
  6. Step 6: Final answer
    x = 39,191.05

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