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Finding the Fourth Proportional to 137,214.70, 205,530.45 and 113,886.70

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Solution

The fourth proportional to 137,214.70, 205,530.45 and 113,886.70 is: 170,588.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,214.70 : 205,530.45 = 113,886.70 : x
  2. Step 2: Convert to fraction form
    137,214.70/205,530.45 = 113,886.70/x
  3. Step 3: Cross multiply
    137,214.70x = 205,530.45 × 113,886.70
  4. Step 4: Simplify right side
    137,214.70x = 23,407,184,700.02
  5. Step 5: Solve for x
    x = 23,407,184,700.02/137,214.70
  6. Step 6: Final answer
    x = 170,588.03

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