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Finding the Fourth Proportional to 161,164.78, 241,724.84 and 42,845.74

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Solution

The fourth proportional to 161,164.78, 241,724.84 and 42,845.74 is: 64,262.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,164.78 : 241,724.84 = 42,845.74 : x
  2. Step 2: Convert to fraction form
    161,164.78/241,724.84 = 42,845.74/x
  3. Step 3: Cross multiply
    161,164.78x = 241,724.84 × 42,845.74
  4. Step 4: Simplify right side
    161,164.78x = 10,356,879,646.18
  5. Step 5: Solve for x
    x = 10,356,879,646.18/161,164.78
  6. Step 6: Final answer
    x = 64,262.67

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