Home / 84,425.25-116,496.72-48,626.90

Finding the Fourth Proportional to 84,425.25, 116,496.72 and 48,626.90

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Solution

The fourth proportional to 84,425.25, 116,496.72 and 48,626.90 is: 67,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,425.25 : 116,496.72 = 48,626.90 : x
  2. Step 2: Convert to fraction form
    84,425.25/116,496.72 = 48,626.90/x
  3. Step 3: Cross multiply
    84,425.25x = 116,496.72 × 48,626.90
  4. Step 4: Simplify right side
    84,425.25x = 5,664,873,771.28
  5. Step 5: Solve for x
    x = 5,664,873,771.28/84,425.25
  6. Step 6: Final answer
    x = 67,099.28

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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.