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Finding the Fourth Proportional to 76,206.02, 105,165.99 and 43,499.76

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Solution

The fourth proportional to 76,206.02, 105,165.99 and 43,499.76 is: 60,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,206.02 : 105,165.99 = 43,499.76 : x
  2. Step 2: Convert to fraction form
    76,206.02/105,165.99 = 43,499.76/x
  3. Step 3: Cross multiply
    76,206.02x = 105,165.99 × 43,499.76
  4. Step 4: Simplify right side
    76,206.02x = 4,574,695,325.16
  5. Step 5: Solve for x
    x = 4,574,695,325.16/76,206.02
  6. Step 6: Final answer
    x = 60,030.63

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