Home / 38,207.81-52,617.75-27,580.61

Finding the Fourth Proportional to 38,207.81, 52,617.75 and 27,580.61

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Solution

The fourth proportional to 38,207.81, 52,617.75 and 27,580.61 is: 37,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,207.81 : 52,617.75 = 27,580.61 : x
  2. Step 2: Convert to fraction form
    38,207.81/52,617.75 = 27,580.61/x
  3. Step 3: Cross multiply
    38,207.81x = 52,617.75 × 27,580.61
  4. Step 4: Simplify right side
    38,207.81x = 1,451,229,378.74
  5. Step 5: Solve for x
    x = 1,451,229,378.74/38,207.81
  6. Step 6: Final answer
    x = 37,982.54

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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.