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Finding the Fourth Proportional to 68,547.60, 94,644.72 and 53,457.12

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Solution

The fourth proportional to 68,547.60, 94,644.72 and 53,457.12 is: 73,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,547.60 : 94,644.72 = 53,457.12 : x
  2. Step 2: Convert to fraction form
    68,547.60/94,644.72 = 53,457.12/x
  3. Step 3: Cross multiply
    68,547.60x = 94,644.72 × 53,457.12
  4. Step 4: Simplify right side
    68,547.60x = 5,059,434,154.41
  5. Step 5: Solve for x
    x = 5,059,434,154.41/68,547.60
  6. Step 6: Final answer
    x = 73,809.06

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