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Finding the Fourth Proportional to 98,568.32, 136,025.58 and 56,127.02

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Solution

The fourth proportional to 98,568.32, 136,025.58 and 56,127.02 is: 77,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,568.32 : 136,025.58 = 56,127.02 : x
  2. Step 2: Convert to fraction form
    98,568.32/136,025.58 = 56,127.02/x
  3. Step 3: Cross multiply
    98,568.32x = 136,025.58 × 56,127.02
  4. Step 4: Simplify right side
    98,568.32x = 7,634,710,449.17
  5. Step 5: Solve for x
    x = 7,634,710,449.17/98,568.32
  6. Step 6: Final answer
    x = 77,456.03

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