Home / 215,927.58-297,825.78-187,195.86

Finding the Fourth Proportional to 215,927.58, 297,825.78 and 187,195.86

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Solution

The fourth proportional to 215,927.58, 297,825.78 and 187,195.86 is: 258,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,927.58 : 297,825.78 = 187,195.86 : x
  2. Step 2: Convert to fraction form
    215,927.58/297,825.78 = 187,195.86/x
  3. Step 3: Cross multiply
    215,927.58x = 297,825.78 × 187,195.86
  4. Step 4: Simplify right side
    215,927.58x = 55,751,753,017.27
  5. Step 5: Solve for x
    x = 55,751,753,017.27/215,927.58
  6. Step 6: Final answer
    x = 258,196.54

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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.