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Finding the Fourth Proportional to 109,085.32, 150,534.75 and 61,337.44

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Solution

The fourth proportional to 109,085.32, 150,534.75 and 61,337.44 is: 84,643.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,085.32 : 150,534.75 = 61,337.44 : x
  2. Step 2: Convert to fraction form
    109,085.32/150,534.75 = 61,337.44/x
  3. Step 3: Cross multiply
    109,085.32x = 150,534.75 × 61,337.44
  4. Step 4: Simplify right side
    109,085.32x = 9,233,416,196.04
  5. Step 5: Solve for x
    x = 9,233,416,196.04/109,085.32
  6. Step 6: Final answer
    x = 84,643.99

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