Home / 51,825.99-71,519-29,164.96

Finding the Fourth Proportional to 51,825.99, 71,519 and 29,164.96

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Solution

The fourth proportional to 51,825.99, 71,519 and 29,164.96 is: 40,247.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,825.99 : 71,519 = 29,164.96 : x
  2. Step 2: Convert to fraction form
    51,825.99/71,519 = 29,164.96/x
  3. Step 3: Cross multiply
    51,825.99x = 71,519 × 29,164.96
  4. Step 4: Simplify right side
    51,825.99x = 2,085,848,416.65
  5. Step 5: Solve for x
    x = 2,085,848,416.65/51,825.99
  6. Step 6: Final answer
    x = 40,247.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.