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Finding the Fourth Proportional to 93,977.64, 129,686.34 and 53,691.24

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Solution

The fourth proportional to 93,977.64, 129,686.34 and 53,691.24 is: 74,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,977.64 : 129,686.34 = 53,691.24 : x
  2. Step 2: Convert to fraction form
    93,977.64/129,686.34 = 53,691.24/x
  3. Step 3: Cross multiply
    93,977.64x = 129,686.34 × 53,691.24
  4. Step 4: Simplify right side
    93,977.64x = 6,963,020,405.66
  5. Step 5: Solve for x
    x = 6,963,020,405.66/93,977.64
  6. Step 6: Final answer
    x = 74,092.31

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