Home / 578,751.48-868,172.10-173,912.08

Finding the Fourth Proportional to 578,751.48, 868,172.10 and 173,912.08

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Solution

The fourth proportional to 578,751.48, 868,172.10 and 173,912.08 is: 260,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,751.48 : 868,172.10 = 173,912.08 : x
  2. Step 2: Convert to fraction form
    578,751.48/868,172.10 = 173,912.08/x
  3. Step 3: Cross multiply
    578,751.48x = 868,172.10 × 173,912.08
  4. Step 4: Simplify right side
    578,751.48x = 150,985,615,708.97
  5. Step 5: Solve for x
    x = 150,985,615,708.97/578,751.48
  6. Step 6: Final answer
    x = 260,881.61

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