Home / 134,763.10-202,108.20-39,993.10

Finding the Fourth Proportional to 134,763.10, 202,108.20 and 39,993.10

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Solution

The fourth proportional to 134,763.10, 202,108.20 and 39,993.10 is: 59,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,763.10 : 202,108.20 = 39,993.10 : x
  2. Step 2: Convert to fraction form
    134,763.10/202,108.20 = 39,993.10/x
  3. Step 3: Cross multiply
    134,763.10x = 202,108.20 × 39,993.10
  4. Step 4: Simplify right side
    134,763.10x = 8,082,933,453.42
  5. Step 5: Solve for x
    x = 8,082,933,453.42/134,763.10
  6. Step 6: Final answer
    x = 59,978.83

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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.