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Finding the Fourth Proportional to 84,610.43, 116,747.58 and 48,295.29

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Solution

The fourth proportional to 84,610.43, 116,747.58 and 48,295.29 is: 66,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,610.43 : 116,747.58 = 48,295.29 : x
  2. Step 2: Convert to fraction form
    84,610.43/116,747.58 = 48,295.29/x
  3. Step 3: Cross multiply
    84,610.43x = 116,747.58 × 48,295.29
  4. Step 4: Simplify right side
    84,610.43x = 5,638,358,232.90
  5. Step 5: Solve for x
    x = 5,638,358,232.90/84,610.43
  6. Step 6: Final answer
    x = 66,639.04

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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.