Home / 196,546.41-294,819.66-130,409.10

Finding the Fourth Proportional to 196,546.41, 294,819.66 and 130,409.10

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Solution

The fourth proportional to 196,546.41, 294,819.66 and 130,409.10 is: 195,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,546.41 : 294,819.66 = 130,409.10 : x
  2. Step 2: Convert to fraction form
    196,546.41/294,819.66 = 130,409.10/x
  3. Step 3: Cross multiply
    196,546.41x = 294,819.66 × 130,409.10
  4. Step 4: Simplify right side
    196,546.41x = 38,447,166,522.91
  5. Step 5: Solve for x
    x = 38,447,166,522.91/196,546.41
  6. Step 6: Final answer
    x = 195,613.68

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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.