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Finding the Fourth Proportional to 43,070.69, 64,605.80 and 11,484.03

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Solution

The fourth proportional to 43,070.69, 64,605.80 and 11,484.03 is: 17,225.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,070.69 : 64,605.80 = 11,484.03 : x
  2. Step 2: Convert to fraction form
    43,070.69/64,605.80 = 11,484.03/x
  3. Step 3: Cross multiply
    43,070.69x = 64,605.80 × 11,484.03
  4. Step 4: Simplify right side
    43,070.69x = 741,934,852.95
  5. Step 5: Solve for x
    x = 741,934,852.95/43,070.69
  6. Step 6: Final answer
    x = 17,225.98

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