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Finding the Fourth Proportional to 216,113.91, 298,207.82 and 125,455.47

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Solution

The fourth proportional to 216,113.91, 298,207.82 and 125,455.47 is: 173,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,113.91 : 298,207.82 = 125,455.47 : x
  2. Step 2: Convert to fraction form
    216,113.91/298,207.82 = 125,455.47/x
  3. Step 3: Cross multiply
    216,113.91x = 298,207.82 × 125,455.47
  4. Step 4: Simplify right side
    216,113.91x = 37,411,801,588.50
  5. Step 5: Solve for x
    x = 37,411,801,588.50/216,113.91
  6. Step 6: Final answer
    x = 173,111.49

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