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Finding the Fourth Proportional to 64,788.80, 97,054.27 and 51,484.55

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Solution

The fourth proportional to 64,788.80, 97,054.27 and 51,484.55 is: 77,124.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,788.80 : 97,054.27 = 51,484.55 : x
  2. Step 2: Convert to fraction form
    64,788.80/97,054.27 = 51,484.55/x
  3. Step 3: Cross multiply
    64,788.80x = 97,054.27 × 51,484.55
  4. Step 4: Simplify right side
    64,788.80x = 4,996,794,802.55
  5. Step 5: Solve for x
    x = 4,996,794,802.55/64,788.80
  6. Step 6: Final answer
    x = 77,124.37

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