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Finding the Fourth Proportional to 93,181.60, 128,501.58 and 62,623.72

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Solution

The fourth proportional to 93,181.60, 128,501.58 and 62,623.72 is: 86,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,181.60 : 128,501.58 = 62,623.72 : x
  2. Step 2: Convert to fraction form
    93,181.60/128,501.58 = 62,623.72/x
  3. Step 3: Cross multiply
    93,181.60x = 128,501.58 × 62,623.72
  4. Step 4: Simplify right side
    93,181.60x = 8,047,246,965.48
  5. Step 5: Solve for x
    x = 8,047,246,965.48/93,181.60
  6. Step 6: Final answer
    x = 86,360.90

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