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Finding the Fourth Proportional to 124,537.72, 171,861.18 and 70,822.72

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Solution

The fourth proportional to 124,537.72, 171,861.18 and 70,822.72 is: 97,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,537.72 : 171,861.18 = 70,822.72 : x
  2. Step 2: Convert to fraction form
    124,537.72/171,861.18 = 70,822.72/x
  3. Step 3: Cross multiply
    124,537.72x = 171,861.18 × 70,822.72
  4. Step 4: Simplify right side
    124,537.72x = 12,171,676,230.01
  5. Step 5: Solve for x
    x = 12,171,676,230.01/124,537.72
  6. Step 6: Final answer
    x = 97,734.86

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