Home / 203,316.24-280,558.98-117,245.64

Finding the Fourth Proportional to 203,316.24, 280,558.98 and 117,245.64

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Solution

The fourth proportional to 203,316.24, 280,558.98 and 117,245.64 is: 161,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,316.24 : 280,558.98 = 117,245.64 : x
  2. Step 2: Convert to fraction form
    203,316.24/280,558.98 = 117,245.64/x
  3. Step 3: Cross multiply
    203,316.24x = 280,558.98 × 117,245.64
  4. Step 4: Simplify right side
    203,316.24x = 32,894,317,167.85
  5. Step 5: Solve for x
    x = 32,894,317,167.85/203,316.24
  6. Step 6: Final answer
    x = 161,788.93

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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.