Home / 76,231.02-114,220.17-53,933.88

Finding the Fourth Proportional to 76,231.02, 114,220.17 and 53,933.88

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Solution

The fourth proportional to 76,231.02, 114,220.17 and 53,933.88 is: 80,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,231.02 : 114,220.17 = 53,933.88 : x
  2. Step 2: Convert to fraction form
    76,231.02/114,220.17 = 53,933.88/x
  3. Step 3: Cross multiply
    76,231.02x = 114,220.17 × 53,933.88
  4. Step 4: Simplify right side
    76,231.02x = 6,160,336,942.36
  5. Step 5: Solve for x
    x = 6,160,336,942.36/76,231.02
  6. Step 6: Final answer
    x = 80,811.42

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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.