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Finding the Fourth Proportional to 162,113.62, 223,694.76 and 94,119.82

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Solution

The fourth proportional to 162,113.62, 223,694.76 and 94,119.82 is: 129,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,113.62 : 223,694.76 = 94,119.82 : x
  2. Step 2: Convert to fraction form
    162,113.62/223,694.76 = 94,119.82/x
  3. Step 3: Cross multiply
    162,113.62x = 223,694.76 × 94,119.82
  4. Step 4: Simplify right side
    162,113.62x = 21,054,110,546.14
  5. Step 5: Solve for x
    x = 21,054,110,546.14/162,113.62
  6. Step 6: Final answer
    x = 129,872.56

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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.