Home / 81,585.07-122,414.33-44,101.26

Finding the Fourth Proportional to 81,585.07, 122,414.33 and 44,101.26

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Solution

The fourth proportional to 81,585.07, 122,414.33 and 44,101.26 is: 66,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,585.07 : 122,414.33 = 44,101.26 : x
  2. Step 2: Convert to fraction form
    81,585.07/122,414.33 = 44,101.26/x
  3. Step 3: Cross multiply
    81,585.07x = 122,414.33 × 44,101.26
  4. Step 4: Simplify right side
    81,585.07x = 5,398,626,195.06
  5. Step 5: Solve for x
    x = 5,398,626,195.06/81,585.07
  6. Step 6: Final answer
    x = 66,171.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.