Home / 84,584.20-116,718.06-50,585.80

Finding the Fourth Proportional to 84,584.20, 116,718.06 and 50,585.80

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Solution

The fourth proportional to 84,584.20, 116,718.06 and 50,585.80 is: 69,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,584.20 : 116,718.06 = 50,585.80 : x
  2. Step 2: Convert to fraction form
    84,584.20/116,718.06 = 50,585.80/x
  3. Step 3: Cross multiply
    84,584.20x = 116,718.06 × 50,585.80
  4. Step 4: Simplify right side
    84,584.20x = 5,904,276,439.55
  5. Step 5: Solve for x
    x = 5,904,276,439.55/84,584.20
  6. Step 6: Final answer
    x = 69,803.54

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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.