Home / 149,722.80-224,584.20-135,944.70

Finding the Fourth Proportional to 149,722.80, 224,584.20 and 135,944.70

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Solution

The fourth proportional to 149,722.80, 224,584.20 and 135,944.70 is: 203,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,722.80 : 224,584.20 = 135,944.70 : x
  2. Step 2: Convert to fraction form
    149,722.80/224,584.20 = 135,944.70/x
  3. Step 3: Cross multiply
    149,722.80x = 224,584.20 × 135,944.70
  4. Step 4: Simplify right side
    149,722.80x = 30,531,031,693.74
  5. Step 5: Solve for x
    x = 30,531,031,693.74/149,722.80
  6. Step 6: Final answer
    x = 203,917.05

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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.