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Finding the Fourth Proportional to 125,501.97, 173,131.92 and 83,096.04

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Solution

The fourth proportional to 125,501.97, 173,131.92 and 83,096.04 is: 114,632.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,501.97 : 173,131.92 = 83,096.04 : x
  2. Step 2: Convert to fraction form
    125,501.97/173,131.92 = 83,096.04/x
  3. Step 3: Cross multiply
    125,501.97x = 173,131.92 × 83,096.04
  4. Step 4: Simplify right side
    125,501.97x = 14,386,576,949.60
  5. Step 5: Solve for x
    x = 14,386,576,949.60/125,501.97
  6. Step 6: Final answer
    x = 114,632.28

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Why These Related Problems?

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