Home / 181,190.40-271,267.20-111,206.40

Finding the Fourth Proportional to 181,190.40, 271,267.20 and 111,206.40

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Solution

The fourth proportional to 181,190.40, 271,267.20 and 111,206.40 is: 166,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,190.40 : 271,267.20 = 111,206.40 : x
  2. Step 2: Convert to fraction form
    181,190.40/271,267.20 = 111,206.40/x
  3. Step 3: Cross multiply
    181,190.40x = 271,267.20 × 111,206.40
  4. Step 4: Simplify right side
    181,190.40x = 30,166,648,750.08
  5. Step 5: Solve for x
    x = 30,166,648,750.08/181,190.40
  6. Step 6: Final answer
    x = 166,491.43

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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.