Home / 34,346.62-51,518.31-20,123.02

Finding the Fourth Proportional to 34,346.62, 51,518.31 and 20,123.02

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Solution

The fourth proportional to 34,346.62, 51,518.31 and 20,123.02 is: 30,183.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,346.62 : 51,518.31 = 20,123.02 : x
  2. Step 2: Convert to fraction form
    34,346.62/51,518.31 = 20,123.02/x
  3. Step 3: Cross multiply
    34,346.62x = 51,518.31 × 20,123.02
  4. Step 4: Simplify right side
    34,346.62x = 1,036,703,982.50
  5. Step 5: Solve for x
    x = 1,036,703,982.50/34,346.62
  6. Step 6: Final answer
    x = 30,183.58

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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.