Home / 51,835.74-71,540.18-29,179.12

Finding the Fourth Proportional to 51,835.74, 71,540.18 and 29,179.12

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Solution

The fourth proportional to 51,835.74, 71,540.18 and 29,179.12 is: 40,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,835.74 : 71,540.18 = 29,179.12 : x
  2. Step 2: Convert to fraction form
    51,835.74/71,540.18 = 29,179.12/x
  3. Step 3: Cross multiply
    51,835.74x = 71,540.18 × 29,179.12
  4. Step 4: Simplify right side
    51,835.74x = 2,087,479,497.04
  5. Step 5: Solve for x
    x = 2,087,479,497.04/51,835.74
  6. Step 6: Final answer
    x = 40,271.05

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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.