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Finding the Fourth Proportional to 51,377.60, 77,066.40 and 26,382.80

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Solution

The fourth proportional to 51,377.60, 77,066.40 and 26,382.80 is: 39,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,377.60 : 77,066.40 = 26,382.80 : x
  2. Step 2: Convert to fraction form
    51,377.60/77,066.40 = 26,382.80/x
  3. Step 3: Cross multiply
    51,377.60x = 77,066.40 × 26,382.80
  4. Step 4: Simplify right side
    51,377.60x = 2,033,227,417.92
  5. Step 5: Solve for x
    x = 2,033,227,417.92/51,377.60
  6. Step 6: Final answer
    x = 39,574.20

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