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Finding the Fourth Proportional to 109,792.58, 151,514.94 and 64,471.10

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Solution

The fourth proportional to 109,792.58, 151,514.94 and 64,471.10 is: 88,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,792.58 : 151,514.94 = 64,471.10 : x
  2. Step 2: Convert to fraction form
    109,792.58/151,514.94 = 64,471.10/x
  3. Step 3: Cross multiply
    109,792.58x = 151,514.94 × 64,471.10
  4. Step 4: Simplify right side
    109,792.58x = 9,768,334,090.66
  5. Step 5: Solve for x
    x = 9,768,334,090.66/109,792.58
  6. Step 6: Final answer
    x = 88,970.81

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