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Finding the Fourth Proportional to 64,901.47, 89,565.06 and 36,607.72

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Solution

The fourth proportional to 64,901.47, 89,565.06 and 36,607.72 is: 50,519.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,901.47 : 89,565.06 = 36,607.72 : x
  2. Step 2: Convert to fraction form
    64,901.47/89,565.06 = 36,607.72/x
  3. Step 3: Cross multiply
    64,901.47x = 89,565.06 × 36,607.72
  4. Step 4: Simplify right side
    64,901.47x = 3,278,772,638.26
  5. Step 5: Solve for x
    x = 3,278,772,638.26/64,901.47
  6. Step 6: Final answer
    x = 50,519.24

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