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Finding the Fourth Proportional to 183,843.82, 253,694.73 and 103,274.74

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Solution

The fourth proportional to 183,843.82, 253,694.73 and 103,274.74 is: 142,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,843.82 : 253,694.73 = 103,274.74 : x
  2. Step 2: Convert to fraction form
    183,843.82/253,694.73 = 103,274.74/x
  3. Step 3: Cross multiply
    183,843.82x = 253,694.73 × 103,274.74
  4. Step 4: Simplify right side
    183,843.82x = 26,200,257,280.12
  5. Step 5: Solve for x
    x = 26,200,257,280.12/183,843.82
  6. Step 6: Final answer
    x = 142,513.67

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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.