Home / 25,500.83-38,245.77-7,968.38

Finding the Fourth Proportional to 25,500.83, 38,245.77 and 7,968.38

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Solution

The fourth proportional to 25,500.83, 38,245.77 and 7,968.38 is: 11,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500.83 : 38,245.77 = 7,968.38 : x
  2. Step 2: Convert to fraction form
    25,500.83/38,245.77 = 7,968.38/x
  3. Step 3: Cross multiply
    25,500.83x = 38,245.77 × 7,968.38
  4. Step 4: Simplify right side
    25,500.83x = 304,756,637.52
  5. Step 5: Solve for x
    x = 304,756,637.52/25,500.83
  6. Step 6: Final answer
    x = 11,950.85

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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.