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Finding the Fourth Proportional to 162,227.92, 223,872.15 and 90,608.94

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Solution

The fourth proportional to 162,227.92, 223,872.15 and 90,608.94 is: 125,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,227.92 : 223,872.15 = 90,608.94 : x
  2. Step 2: Convert to fraction form
    162,227.92/223,872.15 = 90,608.94/x
  3. Step 3: Cross multiply
    162,227.92x = 223,872.15 × 90,608.94
  4. Step 4: Simplify right side
    162,227.92x = 20,284,818,207.02
  5. Step 5: Solve for x
    x = 20,284,818,207.02/162,227.92
  6. Step 6: Final answer
    x = 125,039.01

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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.