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Finding the Fourth Proportional to 95,909.40, 143,864.10 and 57,855.60

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Solution

The fourth proportional to 95,909.40, 143,864.10 and 57,855.60 is: 86,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,909.40 : 143,864.10 = 57,855.60 : x
  2. Step 2: Convert to fraction form
    95,909.40/143,864.10 = 57,855.60/x
  3. Step 3: Cross multiply
    95,909.40x = 143,864.10 × 57,855.60
  4. Step 4: Simplify right side
    95,909.40x = 8,323,343,823.96
  5. Step 5: Solve for x
    x = 8,323,343,823.96/95,909.40
  6. Step 6: Final answer
    x = 86,783.40

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