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Finding the Fourth Proportional to 178,638.86, 246,530.58 and 98,065.46

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Solution

The fourth proportional to 178,638.86, 246,530.58 and 98,065.46 is: 135,335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,638.86 : 246,530.58 = 98,065.46 : x
  2. Step 2: Convert to fraction form
    178,638.86/246,530.58 = 98,065.46/x
  3. Step 3: Cross multiply
    178,638.86x = 246,530.58 × 98,065.46
  4. Step 4: Simplify right side
    178,638.86x = 24,176,134,731.77
  5. Step 5: Solve for x
    x = 24,176,134,731.77/178,638.86
  6. Step 6: Final answer
    x = 135,335.25

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