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Finding the Fourth Proportional to 137,053.56, 205,658.10 and 54,005.88

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Solution

The fourth proportional to 137,053.56, 205,658.10 and 54,005.88 is: 81,039.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,053.56 : 205,658.10 = 54,005.88 : x
  2. Step 2: Convert to fraction form
    137,053.56/205,658.10 = 54,005.88/x
  3. Step 3: Cross multiply
    137,053.56x = 205,658.10 × 54,005.88
  4. Step 4: Simplify right side
    137,053.56x = 11,106,746,669.63
  5. Step 5: Solve for x
    x = 11,106,746,669.63/137,053.56
  6. Step 6: Final answer
    x = 81,039.46

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