Home / 203,524.83-280,606.14-145,450.94

Finding the Fourth Proportional to 203,524.83, 280,606.14 and 145,450.94

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Solution

The fourth proportional to 203,524.83, 280,606.14 and 145,450.94 is: 200,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,524.83 : 280,606.14 = 145,450.94 : x
  2. Step 2: Convert to fraction form
    203,524.83/280,606.14 = 145,450.94/x
  3. Step 3: Cross multiply
    203,524.83x = 280,606.14 × 145,450.94
  4. Step 4: Simplify right side
    203,524.83x = 40,814,425,429.74
  5. Step 5: Solve for x
    x = 40,814,425,429.74/203,524.83
  6. Step 6: Final answer
    x = 200,537.82

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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.