Home / 38,105.62-57,124.40-19,375.18

Finding the Fourth Proportional to 38,105.62, 57,124.40 and 19,375.18

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Solution

The fourth proportional to 38,105.62, 57,124.40 and 19,375.18 is: 29,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,105.62 : 57,124.40 = 19,375.18 : x
  2. Step 2: Convert to fraction form
    38,105.62/57,124.40 = 19,375.18/x
  3. Step 3: Cross multiply
    38,105.62x = 57,124.40 × 19,375.18
  4. Step 4: Simplify right side
    38,105.62x = 1,106,795,532.39
  5. Step 5: Solve for x
    x = 1,106,795,532.39/38,105.62
  6. Step 6: Final answer
    x = 29,045.47

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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.