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Finding the Fourth Proportional to 86,672.49, 130,007.94 and 46,710.31

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Solution

The fourth proportional to 86,672.49, 130,007.94 and 46,710.31 is: 70,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,672.49 : 130,007.94 = 46,710.31 : x
  2. Step 2: Convert to fraction form
    86,672.49/130,007.94 = 46,710.31/x
  3. Step 3: Cross multiply
    86,672.49x = 130,007.94 × 46,710.31
  4. Step 4: Simplify right side
    86,672.49x = 6,072,711,179.86
  5. Step 5: Solve for x
    x = 6,072,711,179.86/86,672.49
  6. Step 6: Final answer
    x = 70,065.04

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