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Finding the Fourth Proportional to 158,662.08, 237,769.34 and 87,616.67

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Solution

The fourth proportional to 158,662.08, 237,769.34 and 87,616.67 is: 131,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,662.08 : 237,769.34 = 87,616.67 : x
  2. Step 2: Convert to fraction form
    158,662.08/237,769.34 = 87,616.67/x
  3. Step 3: Cross multiply
    158,662.08x = 237,769.34 × 87,616.67
  4. Step 4: Simplify right side
    158,662.08x = 20,832,556,171.97
  5. Step 5: Solve for x
    x = 20,832,556,171.97/158,662.08
  6. Step 6: Final answer
    x = 131,301.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.