Home / 188,285.08-259,770.84-111,827.56

Finding the Fourth Proportional to 188,285.08, 259,770.84 and 111,827.56

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Solution

The fourth proportional to 188,285.08, 259,770.84 and 111,827.56 is: 154,284.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,285.08 : 259,770.84 = 111,827.56 : x
  2. Step 2: Convert to fraction form
    188,285.08/259,770.84 = 111,827.56/x
  3. Step 3: Cross multiply
    188,285.08x = 259,770.84 × 111,827.56
  4. Step 4: Simplify right side
    188,285.08x = 29,049,539,196.35
  5. Step 5: Solve for x
    x = 29,049,539,196.35/188,285.08
  6. Step 6: Final answer
    x = 154,284.87

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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.