Home / 30,202.92-41,678.87-16,775.03

Finding the Fourth Proportional to 30,202.92, 41,678.87 and 16,775.03

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Solution

The fourth proportional to 30,202.92, 41,678.87 and 16,775.03 is: 23,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,202.92 : 41,678.87 = 16,775.03 : x
  2. Step 2: Convert to fraction form
    30,202.92/41,678.87 = 16,775.03/x
  3. Step 3: Cross multiply
    30,202.92x = 41,678.87 × 16,775.03
  4. Step 4: Simplify right side
    30,202.92x = 699,164,086.22
  5. Step 5: Solve for x
    x = 699,164,086.22/30,202.92
  6. Step 6: Final answer
    x = 23,148.89

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1.5x scale

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.