Home / 25,179.21-37,768.95-7,649.19

Finding the Fourth Proportional to 25,179.21, 37,768.95 and 7,649.19

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Solution

The fourth proportional to 25,179.21, 37,768.95 and 7,649.19 is: 11,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.21 : 37,768.95 = 7,649.19 : x
  2. Step 2: Convert to fraction form
    25,179.21/37,768.95 = 7,649.19/x
  3. Step 3: Cross multiply
    25,179.21x = 37,768.95 × 7,649.19
  4. Step 4: Simplify right side
    25,179.21x = 288,901,874.65
  5. Step 5: Solve for x
    x = 288,901,874.65/25,179.21
  6. Step 6: Final answer
    x = 11,473.83

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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.