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Finding the Fourth Proportional to 60,168.99, 90,262.40 and 56,478.63

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Solution

The fourth proportional to 60,168.99, 90,262.40 and 56,478.63 is: 84,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,168.99 : 90,262.40 = 56,478.63 : x
  2. Step 2: Convert to fraction form
    60,168.99/90,262.40 = 56,478.63/x
  3. Step 3: Cross multiply
    60,168.99x = 90,262.40 × 56,478.63
  4. Step 4: Simplify right side
    60,168.99x = 5,097,896,410.12
  5. Step 5: Solve for x
    x = 5,097,896,410.12/60,168.99
  6. Step 6: Final answer
    x = 84,726.31

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