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Finding the Fourth Proportional to 74,582.31, 102,925.49 and 40,592.64

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Solution

The fourth proportional to 74,582.31, 102,925.49 and 40,592.64 is: 56,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,582.31 : 102,925.49 = 40,592.64 : x
  2. Step 2: Convert to fraction form
    74,582.31/102,925.49 = 40,592.64/x
  3. Step 3: Cross multiply
    74,582.31x = 102,925.49 × 40,592.64
  4. Step 4: Simplify right side
    74,582.31x = 4,178,017,159.43
  5. Step 5: Solve for x
    x = 4,178,017,159.43/74,582.31
  6. Step 6: Final answer
    x = 56,018.88

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