Home / 62,231.75-93,339.67-20,107.45

Finding the Fourth Proportional to 62,231.75, 93,339.67 and 20,107.45

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Solution

The fourth proportional to 62,231.75, 93,339.67 and 20,107.45 is: 30,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,231.75 : 93,339.67 = 20,107.45 : x
  2. Step 2: Convert to fraction form
    62,231.75/93,339.67 = 20,107.45/x
  3. Step 3: Cross multiply
    62,231.75x = 93,339.67 × 20,107.45
  4. Step 4: Simplify right side
    62,231.75x = 1,876,822,747.54
  5. Step 5: Solve for x
    x = 1,876,822,747.54/62,231.75
  6. Step 6: Final answer
    x = 30,158.60

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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.