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Finding the Fourth Proportional to 116,102.73, 174,154.08 and 92,876.79

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Solution

The fourth proportional to 116,102.73, 174,154.08 and 92,876.79 is: 139,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,102.73 : 174,154.08 = 92,876.79 : x
  2. Step 2: Convert to fraction form
    116,102.73/174,154.08 = 92,876.79/x
  3. Step 3: Cross multiply
    116,102.73x = 174,154.08 × 92,876.79
  4. Step 4: Simplify right side
    116,102.73x = 16,174,871,915.80
  5. Step 5: Solve for x
    x = 16,174,871,915.80/116,102.73
  6. Step 6: Final answer
    x = 139,315.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.