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Finding the Fourth Proportional to 106,783.42, 147,364.18 and 59,039.84

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Solution

The fourth proportional to 106,783.42, 147,364.18 and 59,039.84 is: 81,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,783.42 : 147,364.18 = 59,039.84 : x
  2. Step 2: Convert to fraction form
    106,783.42/147,364.18 = 59,039.84/x
  3. Step 3: Cross multiply
    106,783.42x = 147,364.18 × 59,039.84
  4. Step 4: Simplify right side
    106,783.42x = 8,700,357,608.93
  5. Step 5: Solve for x
    x = 8,700,357,608.93/106,783.42
  6. Step 6: Final answer
    x = 81,476.67

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