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Finding the Fourth Proportional to 93,549.12, 129,056.64 and 55,801.50

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Solution

The fourth proportional to 93,549.12, 129,056.64 and 55,801.50 is: 76,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,549.12 : 129,056.64 = 55,801.50 : x
  2. Step 2: Convert to fraction form
    93,549.12/129,056.64 = 55,801.50/x
  3. Step 3: Cross multiply
    93,549.12x = 129,056.64 × 55,801.50
  4. Step 4: Simplify right side
    93,549.12x = 7,201,554,096.96
  5. Step 5: Solve for x
    x = 7,201,554,096.96/93,549.12
  6. Step 6: Final answer
    x = 76,981.53

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