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Finding the Fourth Proportional to 192,957.66, 266,289.83 and 112,372.17

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Solution

The fourth proportional to 192,957.66, 266,289.83 and 112,372.17 is: 155,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,957.66 : 266,289.83 = 112,372.17 : x
  2. Step 2: Convert to fraction form
    192,957.66/266,289.83 = 112,372.17/x
  3. Step 3: Cross multiply
    192,957.66x = 266,289.83 × 112,372.17
  4. Step 4: Simplify right side
    192,957.66x = 29,923,565,484.17
  5. Step 5: Solve for x
    x = 29,923,565,484.17/192,957.66
  6. Step 6: Final answer
    x = 155,078.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.