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Finding the Fourth Proportional to 183,757.74, 253,609.14 and 112,122.54

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Solution

The fourth proportional to 183,757.74, 253,609.14 and 112,122.54 is: 154,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,757.74 : 253,609.14 = 112,122.54 : x
  2. Step 2: Convert to fraction form
    183,757.74/253,609.14 = 112,122.54/x
  3. Step 3: Cross multiply
    183,757.74x = 253,609.14 × 112,122.54
  4. Step 4: Simplify right side
    183,757.74x = 28,435,300,944.02
  5. Step 5: Solve for x
    x = 28,435,300,944.02/183,757.74
  6. Step 6: Final answer
    x = 154,743.42

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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.