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Finding the Fourth Proportional to 161,534.34, 242,301.57 and 72,684.06

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Solution

The fourth proportional to 161,534.34, 242,301.57 and 72,684.06 is: 109,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,534.34 : 242,301.57 = 72,684.06 : x
  2. Step 2: Convert to fraction form
    161,534.34/242,301.57 = 72,684.06/x
  3. Step 3: Cross multiply
    161,534.34x = 242,301.57 × 72,684.06
  4. Step 4: Simplify right side
    161,534.34x = 17,611,461,851.97
  5. Step 5: Solve for x
    x = 17,611,461,851.97/161,534.34
  6. Step 6: Final answer
    x = 109,026.12

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