Home / 38,825.90-53,515.21-27,480.84

Finding the Fourth Proportional to 38,825.90, 53,515.21 and 27,480.84

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Solution

The fourth proportional to 38,825.90, 53,515.21 and 27,480.84 is: 37,877.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,825.90 : 53,515.21 = 27,480.84 : x
  2. Step 2: Convert to fraction form
    38,825.90/53,515.21 = 27,480.84/x
  3. Step 3: Cross multiply
    38,825.90x = 53,515.21 × 27,480.84
  4. Step 4: Simplify right side
    38,825.90x = 1,470,642,923.58
  5. Step 5: Solve for x
    x = 1,470,642,923.58/38,825.90
  6. Step 6: Final answer
    x = 37,877.88

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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.