Home / 188,818.02-283,227.75-76,500.36

Finding the Fourth Proportional to 188,818.02, 283,227.75 and 76,500.36

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Solution

The fourth proportional to 188,818.02, 283,227.75 and 76,500.36 is: 114,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,818.02 : 283,227.75 = 76,500.36 : x
  2. Step 2: Convert to fraction form
    188,818.02/283,227.75 = 76,500.36/x
  3. Step 3: Cross multiply
    188,818.02x = 283,227.75 × 76,500.36
  4. Step 4: Simplify right side
    188,818.02x = 21,667,024,836.99
  5. Step 5: Solve for x
    x = 21,667,024,836.99/188,818.02
  6. Step 6: Final answer
    x = 114,750.83

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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.