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Finding the Fourth Proportional to 283,012.58, 424,486.40 and 105,525.38

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Solution

The fourth proportional to 283,012.58, 424,486.40 and 105,525.38 is: 158,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,012.58 : 424,486.40 = 105,525.38 : x
  2. Step 2: Convert to fraction form
    283,012.58/424,486.40 = 105,525.38/x
  3. Step 3: Cross multiply
    283,012.58x = 424,486.40 × 105,525.38
  4. Step 4: Simplify right side
    283,012.58x = 44,794,088,664.83
  5. Step 5: Solve for x
    x = 44,794,088,664.83/283,012.58
  6. Step 6: Final answer
    x = 158,275.96

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