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Finding the Fourth Proportional to 52,881.23, 72,950.94 and 31,656.39

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Solution

The fourth proportional to 52,881.23, 72,950.94 and 31,656.39 is: 43,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,881.23 : 72,950.94 = 31,656.39 : x
  2. Step 2: Convert to fraction form
    52,881.23/72,950.94 = 31,656.39/x
  3. Step 3: Cross multiply
    52,881.23x = 72,950.94 × 31,656.39
  4. Step 4: Simplify right side
    52,881.23x = 2,309,363,407.51
  5. Step 5: Solve for x
    x = 2,309,363,407.51/52,881.23
  6. Step 6: Final answer
    x = 43,670.76

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