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Finding the Fourth Proportional to 83,509.75, 124,950.75 and 58,598.40

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Solution

The fourth proportional to 83,509.75, 124,950.75 and 58,598.40 is: 87,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,509.75 : 124,950.75 = 58,598.40 : x
  2. Step 2: Convert to fraction form
    83,509.75/124,950.75 = 58,598.40/x
  3. Step 3: Cross multiply
    83,509.75x = 124,950.75 × 58,598.40
  4. Step 4: Simplify right side
    83,509.75x = 7,321,914,028.80
  5. Step 5: Solve for x
    x = 7,321,914,028.80/83,509.75
  6. Step 6: Final answer
    x = 87,677.36

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