Home / 74,523.24-111,757.82-40,814.30

Finding the Fourth Proportional to 74,523.24, 111,757.82 and 40,814.30

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Solution

The fourth proportional to 74,523.24, 111,757.82 and 40,814.30 is: 61,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,523.24 : 111,757.82 = 40,814.30 : x
  2. Step 2: Convert to fraction form
    74,523.24/111,757.82 = 40,814.30/x
  3. Step 3: Cross multiply
    74,523.24x = 111,757.82 × 40,814.30
  4. Step 4: Simplify right side
    74,523.24x = 4,561,317,192.83
  5. Step 5: Solve for x
    x = 4,561,317,192.83/74,523.24
  6. Step 6: Final answer
    x = 61,206.64

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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.