Home / 51,950.40-71,674.36-29,286.60

Finding the Fourth Proportional to 51,950.40, 71,674.36 and 29,286.60

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Solution

The fourth proportional to 51,950.40, 71,674.36 and 29,286.60 is: 40,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,950.40 : 71,674.36 = 29,286.60 : x
  2. Step 2: Convert to fraction form
    51,950.40/71,674.36 = 29,286.60/x
  3. Step 3: Cross multiply
    51,950.40x = 71,674.36 × 29,286.60
  4. Step 4: Simplify right side
    51,950.40x = 2,099,098,311.58
  5. Step 5: Solve for x
    x = 2,099,098,311.58/51,950.40
  6. Step 6: Final answer
    x = 40,405.82

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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.