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Finding the Fourth Proportional to 159,854.94, 239,694.06 and 100,563.75

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Solution

The fourth proportional to 159,854.94, 239,694.06 and 100,563.75 is: 150,790.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,854.94 : 239,694.06 = 100,563.75 : x
  2. Step 2: Convert to fraction form
    159,854.94/239,694.06 = 100,563.75/x
  3. Step 3: Cross multiply
    159,854.94x = 239,694.06 × 100,563.75
  4. Step 4: Simplify right side
    159,854.94x = 24,104,533,526.33
  5. Step 5: Solve for x
    x = 24,104,533,526.33/159,854.94
  6. Step 6: Final answer
    x = 150,790.04

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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.