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Finding the Fourth Proportional to 188,034.96, 259,486.96 and 101,993.59

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Solution

The fourth proportional to 188,034.96, 259,486.96 and 101,993.59 is: 140,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,034.96 : 259,486.96 = 101,993.59 : x
  2. Step 2: Convert to fraction form
    188,034.96/259,486.96 = 101,993.59/x
  3. Step 3: Cross multiply
    188,034.96x = 259,486.96 × 101,993.59
  4. Step 4: Simplify right side
    188,034.96x = 26,466,006,608.59
  5. Step 5: Solve for x
    x = 26,466,006,608.59/188,034.96
  6. Step 6: Final answer
    x = 140,750.46

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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.