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Finding the Fourth Proportional to 107,587.40, 161,402.70 and 32,712.20

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Solution

The fourth proportional to 107,587.40, 161,402.70 and 32,712.20 is: 49,074.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,587.40 : 161,402.70 = 32,712.20 : x
  2. Step 2: Convert to fraction form
    107,587.40/161,402.70 = 32,712.20/x
  3. Step 3: Cross multiply
    107,587.40x = 161,402.70 × 32,712.20
  4. Step 4: Simplify right side
    107,587.40x = 5,279,837,402.94
  5. Step 5: Solve for x
    x = 5,279,837,402.94/107,587.40
  6. Step 6: Final answer
    x = 49,074.87

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