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Finding the Fourth Proportional to 92,848.81, 128,132.76 and 50,407.34

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Solution

The fourth proportional to 92,848.81, 128,132.76 and 50,407.34 is: 69,562.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,848.81 : 128,132.76 = 50,407.34 : x
  2. Step 2: Convert to fraction form
    92,848.81/128,132.76 = 50,407.34/x
  3. Step 3: Cross multiply
    92,848.81x = 128,132.76 × 50,407.34
  4. Step 4: Simplify right side
    92,848.81x = 6,458,831,627.32
  5. Step 5: Solve for x
    x = 6,458,831,627.32/92,848.81
  6. Step 6: Final answer
    x = 69,562.89

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