Home / 38,099.30-57,204.44-28,134.80

Finding the Fourth Proportional to 38,099.30, 57,204.44 and 28,134.80

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Solution

The fourth proportional to 38,099.30, 57,204.44 and 28,134.80 is: 42,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099.30 : 57,204.44 = 28,134.80 : x
  2. Step 2: Convert to fraction form
    38,099.30/57,204.44 = 28,134.80/x
  3. Step 3: Cross multiply
    38,099.30x = 57,204.44 × 28,134.80
  4. Step 4: Simplify right side
    38,099.30x = 1,609,435,478.51
  5. Step 5: Solve for x
    x = 1,609,435,478.51/38,099.30
  6. Step 6: Final answer
    x = 42,243.18

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1.5x scale

Why These Related Problems?

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