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Finding the Fourth Proportional to 42,842.91, 64,152.59 and 34,477.23

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Solution

The fourth proportional to 42,842.91, 64,152.59 and 34,477.23 is: 51,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,842.91 : 64,152.59 = 34,477.23 : x
  2. Step 2: Convert to fraction form
    42,842.91/64,152.59 = 34,477.23/x
  3. Step 3: Cross multiply
    42,842.91x = 64,152.59 × 34,477.23
  4. Step 4: Simplify right side
    42,842.91x = 2,211,803,428.14
  5. Step 5: Solve for x
    x = 2,211,803,428.14/42,842.91
  6. Step 6: Final answer
    x = 51,625.89

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