Home / 38,170.03-52,670.27-21,169.97

Finding the Fourth Proportional to 38,170.03, 52,670.27 and 21,169.97

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Solution

The fourth proportional to 38,170.03, 52,670.27 and 21,169.97 is: 29,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170.03 : 52,670.27 = 21,169.97 : x
  2. Step 2: Convert to fraction form
    38,170.03/52,670.27 = 21,169.97/x
  3. Step 3: Cross multiply
    38,170.03x = 52,670.27 × 21,169.97
  4. Step 4: Simplify right side
    38,170.03x = 1,115,027,825.37
  5. Step 5: Solve for x
    x = 1,115,027,825.37/38,170.03
  6. Step 6: Final answer
    x = 29,212.13

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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.