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Finding the Fourth Proportional to 93,252.02, 128,649.26 and 64,974.11

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Solution

The fourth proportional to 93,252.02, 128,649.26 and 64,974.11 is: 89,637.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,252.02 : 128,649.26 = 64,974.11 : x
  2. Step 2: Convert to fraction form
    93,252.02/128,649.26 = 64,974.11/x
  3. Step 3: Cross multiply
    93,252.02x = 128,649.26 × 64,974.11
  4. Step 4: Simplify right side
    93,252.02x = 8,358,870,689.85
  5. Step 5: Solve for x
    x = 8,358,870,689.85/93,252.02
  6. Step 6: Final answer
    x = 89,637.43

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