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Finding the Fourth Proportional to 101,685.64, 152,437.74 and 51,737.80

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Solution

The fourth proportional to 101,685.64, 152,437.74 and 51,737.80 is: 77,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,685.64 : 152,437.74 = 51,737.80 : x
  2. Step 2: Convert to fraction form
    101,685.64/152,437.74 = 51,737.80/x
  3. Step 3: Cross multiply
    101,685.64x = 152,437.74 × 51,737.80
  4. Step 4: Simplify right side
    101,685.64x = 7,886,793,304.57
  5. Step 5: Solve for x
    x = 7,886,793,304.57/101,685.64
  6. Step 6: Final answer
    x = 77,560.54

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