Home / 50,814.40-76,221.60-34,225.60

Finding the Fourth Proportional to 50,814.40, 76,221.60 and 34,225.60

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Solution

The fourth proportional to 50,814.40, 76,221.60 and 34,225.60 is: 51,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,814.40 : 76,221.60 = 34,225.60 : x
  2. Step 2: Convert to fraction form
    50,814.40/76,221.60 = 34,225.60/x
  3. Step 3: Cross multiply
    50,814.40x = 76,221.60 × 34,225.60
  4. Step 4: Simplify right side
    50,814.40x = 2,608,729,992.96
  5. Step 5: Solve for x
    x = 2,608,729,992.96/50,814.40
  6. Step 6: Final answer
    x = 51,338.40

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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.