Home / 38,298.19-57,416.30-17,222.80

Finding the Fourth Proportional to 38,298.19, 57,416.30 and 17,222.80

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Solution

The fourth proportional to 38,298.19, 57,416.30 and 17,222.80 is: 25,820.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298.19 : 57,416.30 = 17,222.80 : x
  2. Step 2: Convert to fraction form
    38,298.19/57,416.30 = 17,222.80/x
  3. Step 3: Cross multiply
    38,298.19x = 57,416.30 × 17,222.80
  4. Step 4: Simplify right side
    38,298.19x = 988,869,451.64
  5. Step 5: Solve for x
    x = 988,869,451.64/38,298.19
  6. Step 6: Final answer
    x = 25,820.27

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