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Finding the Fourth Proportional to 77,218.74, 115,903.01 and 37,265.84

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Solution

The fourth proportional to 77,218.74, 115,903.01 and 37,265.84 is: 55,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,218.74 : 115,903.01 = 37,265.84 : x
  2. Step 2: Convert to fraction form
    77,218.74/115,903.01 = 37,265.84/x
  3. Step 3: Cross multiply
    77,218.74x = 115,903.01 × 37,265.84
  4. Step 4: Simplify right side
    77,218.74x = 4,319,223,222.77
  5. Step 5: Solve for x
    x = 4,319,223,222.77/77,218.74
  6. Step 6: Final answer
    x = 55,934.91

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