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Finding the Fourth Proportional to 166,363.92, 229,496.88 and 112,630.08

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Solution

The fourth proportional to 166,363.92, 229,496.88 and 112,630.08 is: 155,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,363.92 : 229,496.88 = 112,630.08 : x
  2. Step 2: Convert to fraction form
    166,363.92/229,496.88 = 112,630.08/x
  3. Step 3: Cross multiply
    166,363.92x = 229,496.88 × 112,630.08
  4. Step 4: Simplify right side
    166,363.92x = 25,848,251,954.15
  5. Step 5: Solve for x
    x = 25,848,251,954.15/166,363.92
  6. Step 6: Final answer
    x = 155,371.74

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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.