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Finding the Fourth Proportional to 159,157.05, 219,563.10 and 95,384.13

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Solution

The fourth proportional to 159,157.05, 219,563.10 and 95,384.13 is: 131,585.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,157.05 : 219,563.10 = 95,384.13 : x
  2. Step 2: Convert to fraction form
    159,157.05/219,563.10 = 95,384.13/x
  3. Step 3: Cross multiply
    159,157.05x = 219,563.10 × 95,384.13
  4. Step 4: Simplify right side
    159,157.05x = 20,942,835,273.60
  5. Step 5: Solve for x
    x = 20,942,835,273.60/159,157.05
  6. Step 6: Final answer
    x = 131,585.97

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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.