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Finding the Fourth Proportional to 72,592.45, 108,867.95 and 30,482.00

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Solution

The fourth proportional to 72,592.45, 108,867.95 and 30,482.00 is: 45,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,592.45 : 108,867.95 = 30,482.00 : x
  2. Step 2: Convert to fraction form
    72,592.45/108,867.95 = 30,482.00/x
  3. Step 3: Cross multiply
    72,592.45x = 108,867.95 × 30,482.00
  4. Step 4: Simplify right side
    72,592.45x = 3,318,512,371.52
  5. Step 5: Solve for x
    x = 3,318,512,371.52/72,592.45
  6. Step 6: Final answer
    x = 45,714.29

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