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Finding the Fourth Proportional to 52,396.38, 78,594.57 and 12,953.84

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Solution

The fourth proportional to 52,396.38, 78,594.57 and 12,953.84 is: 19,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,396.38 : 78,594.57 = 12,953.84 : x
  2. Step 2: Convert to fraction form
    52,396.38/78,594.57 = 12,953.84/x
  3. Step 3: Cross multiply
    52,396.38x = 78,594.57 × 12,953.84
  4. Step 4: Simplify right side
    52,396.38x = 1,018,101,091.68
  5. Step 5: Solve for x
    x = 1,018,101,091.68/52,396.38
  6. Step 6: Final answer
    x = 19,430.75

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