Home / 197,125.92-295,899.30-84,861.72

Finding the Fourth Proportional to 197,125.92, 295,899.30 and 84,861.72

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Solution

The fourth proportional to 197,125.92, 295,899.30 and 84,861.72 is: 127,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,125.92 : 295,899.30 = 84,861.72 : x
  2. Step 2: Convert to fraction form
    197,125.92/295,899.30 = 84,861.72/x
  3. Step 3: Cross multiply
    197,125.92x = 295,899.30 × 84,861.72
  4. Step 4: Simplify right side
    197,125.92x = 25,110,523,544.80
  5. Step 5: Solve for x
    x = 25,110,523,544.80/197,125.92
  6. Step 6: Final answer
    x = 127,383.16

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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.