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Finding the Fourth Proportional to 137,076.24, 205,617.18 and 42,306.48

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Solution

The fourth proportional to 137,076.24, 205,617.18 and 42,306.48 is: 63,460.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,076.24 : 205,617.18 = 42,306.48 : x
  2. Step 2: Convert to fraction form
    137,076.24/205,617.18 = 42,306.48/x
  3. Step 3: Cross multiply
    137,076.24x = 205,617.18 × 42,306.48
  4. Step 4: Simplify right side
    137,076.24x = 8,698,939,034.00
  5. Step 5: Solve for x
    x = 8,698,939,034.00/137,076.24
  6. Step 6: Final answer
    x = 63,460.59

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