Home / 196,162.15-294,241.50-129,898.68

Finding the Fourth Proportional to 196,162.15, 294,241.50 and 129,898.68

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Solution

The fourth proportional to 196,162.15, 294,241.50 and 129,898.68 is: 194,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,162.15 : 294,241.50 = 129,898.68 : x
  2. Step 2: Convert to fraction form
    196,162.15/294,241.50 = 129,898.68/x
  3. Step 3: Cross multiply
    196,162.15x = 294,241.50 × 129,898.68
  4. Step 4: Simplify right side
    196,162.15x = 38,221,582,451.22
  5. Step 5: Solve for x
    x = 38,221,582,451.22/196,162.15
  6. Step 6: Final answer
    x = 194,846.88

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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.