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Finding the Fourth Proportional to 124,400.90, 186,554.06 and 40,148.43

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Solution

The fourth proportional to 124,400.90, 186,554.06 and 40,148.43 is: 60,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,400.90 : 186,554.06 = 40,148.43 : x
  2. Step 2: Convert to fraction form
    124,400.90/186,554.06 = 40,148.43/x
  3. Step 3: Cross multiply
    124,400.90x = 186,554.06 × 40,148.43
  4. Step 4: Simplify right side
    124,400.90x = 7,489,852,619.13
  5. Step 5: Solve for x
    x = 7,489,852,619.13/124,400.90
  6. Step 6: Final answer
    x = 60,207.38

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