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Finding the Fourth Proportional to 159,813.54, 220,625.59 and 116,744.67

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Solution

The fourth proportional to 159,813.54, 220,625.59 and 116,744.67 is: 161,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,813.54 : 220,625.59 = 116,744.67 : x
  2. Step 2: Convert to fraction form
    159,813.54/220,625.59 = 116,744.67/x
  3. Step 3: Cross multiply
    159,813.54x = 220,625.59 × 116,744.67
  4. Step 4: Simplify right side
    159,813.54x = 25,756,861,406.24
  5. Step 5: Solve for x
    x = 25,756,861,406.24/159,813.54
  6. Step 6: Final answer
    x = 161,168.21

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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.