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Finding the Fourth Proportional to 76,590.03, 105,577.09 and 53,867.10

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Solution

The fourth proportional to 76,590.03, 105,577.09 and 53,867.10 is: 74,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,590.03 : 105,577.09 = 53,867.10 : x
  2. Step 2: Convert to fraction form
    76,590.03/105,577.09 = 53,867.10/x
  3. Step 3: Cross multiply
    76,590.03x = 105,577.09 × 53,867.10
  4. Step 4: Simplify right side
    76,590.03x = 5,687,131,664.74
  5. Step 5: Solve for x
    x = 5,687,131,664.74/76,590.03
  6. Step 6: Final answer
    x = 74,254.20

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