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Finding the Fourth Proportional to 98,579.70, 147,675.15 and 59,019.30

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Solution

The fourth proportional to 98,579.70, 147,675.15 and 59,019.30 is: 88,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,579.70 : 147,675.15 = 59,019.30 : x
  2. Step 2: Convert to fraction form
    98,579.70/147,675.15 = 59,019.30/x
  3. Step 3: Cross multiply
    98,579.70x = 147,675.15 × 59,019.30
  4. Step 4: Simplify right side
    98,579.70x = 8,715,683,980.40
  5. Step 5: Solve for x
    x = 8,715,683,980.40/98,579.70
  6. Step 6: Final answer
    x = 88,412.56

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