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Finding the Fourth Proportional to 155,645.40, 233,468.10 and 135,962.40

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Solution

The fourth proportional to 155,645.40, 233,468.10 and 135,962.40 is: 203,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,645.40 : 233,468.10 = 135,962.40 : x
  2. Step 2: Convert to fraction form
    155,645.40/233,468.10 = 135,962.40/x
  3. Step 3: Cross multiply
    155,645.40x = 233,468.10 × 135,962.40
  4. Step 4: Simplify right side
    155,645.40x = 31,742,883,199.44
  5. Step 5: Solve for x
    x = 31,742,883,199.44/155,645.40
  6. Step 6: Final answer
    x = 203,943.60

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