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Finding the Fourth Proportional to 27,130.76, 40,695.75 and 16,459.66

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Solution

The fourth proportional to 27,130.76, 40,695.75 and 16,459.66 is: 24,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.76 : 40,695.75 = 16,459.66 : x
  2. Step 2: Convert to fraction form
    27,130.76/40,695.75 = 16,459.66/x
  3. Step 3: Cross multiply
    27,130.76x = 40,695.75 × 16,459.66
  4. Step 4: Simplify right side
    27,130.76x = 669,838,208.45
  5. Step 5: Solve for x
    x = 669,838,208.45/27,130.76
  6. Step 6: Final answer
    x = 24,689.25

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