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Finding the Fourth Proportional to 136,787.76, 205,273.28 and 48,041.60

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Solution

The fourth proportional to 136,787.76, 205,273.28 and 48,041.60 is: 72,094.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,787.76 : 205,273.28 = 48,041.60 : x
  2. Step 2: Convert to fraction form
    136,787.76/205,273.28 = 48,041.60/x
  3. Step 3: Cross multiply
    136,787.76x = 205,273.28 × 48,041.60
  4. Step 4: Simplify right side
    136,787.76x = 9,861,656,808.45
  5. Step 5: Solve for x
    x = 9,861,656,808.45/136,787.76
  6. Step 6: Final answer
    x = 72,094.59

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