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Finding the Fourth Proportional to 93,820.55, 140,398.40 and 82,748.85

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Solution

The fourth proportional to 93,820.55, 140,398.40 and 82,748.85 is: 123,830.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,820.55 : 140,398.40 = 82,748.85 : x
  2. Step 2: Convert to fraction form
    93,820.55/140,398.40 = 82,748.85/x
  3. Step 3: Cross multiply
    93,820.55x = 140,398.40 × 82,748.85
  4. Step 4: Simplify right side
    93,820.55x = 11,617,805,728.10
  5. Step 5: Solve for x
    x = 11,617,805,728.10/93,820.55
  6. Step 6: Final answer
    x = 123,830.08

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