Home / 84,165.26-116,153.76-48,369.54

Finding the Fourth Proportional to 84,165.26, 116,153.76 and 48,369.54

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Solution

The fourth proportional to 84,165.26, 116,153.76 and 48,369.54 is: 66,753.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,165.26 : 116,153.76 = 48,369.54 : x
  2. Step 2: Convert to fraction form
    84,165.26/116,153.76 = 48,369.54/x
  3. Step 3: Cross multiply
    84,165.26x = 116,153.76 × 48,369.54
  4. Step 4: Simplify right side
    84,165.26x = 5,618,303,940.47
  5. Step 5: Solve for x
    x = 5,618,303,940.47/84,165.26
  6. Step 6: Final answer
    x = 66,753.24

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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.