Home / 37,081.26-51,171.84-20,085.12

Finding the Fourth Proportional to 37,081.26, 51,171.84 and 20,085.12

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Solution

The fourth proportional to 37,081.26, 51,171.84 and 20,085.12 is: 27,717.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,081.26 : 51,171.84 = 20,085.12 : x
  2. Step 2: Convert to fraction form
    37,081.26/51,171.84 = 20,085.12/x
  3. Step 3: Cross multiply
    37,081.26x = 51,171.84 × 20,085.12
  4. Step 4: Simplify right side
    37,081.26x = 1,027,792,547.02
  5. Step 5: Solve for x
    x = 1,027,792,547.02/37,081.26
  6. Step 6: Final answer
    x = 27,717.30

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1.5x scale

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.