Home / 196,575.96-294,789.12-70,192.68

Finding the Fourth Proportional to 196,575.96, 294,789.12 and 70,192.68

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Solution

The fourth proportional to 196,575.96, 294,789.12 and 70,192.68 is: 105,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,575.96 : 294,789.12 = 70,192.68 : x
  2. Step 2: Convert to fraction form
    196,575.96/294,789.12 = 70,192.68/x
  3. Step 3: Cross multiply
    196,575.96x = 294,789.12 × 70,192.68
  4. Step 4: Simplify right side
    196,575.96x = 20,692,037,393.79
  5. Step 5: Solve for x
    x = 20,692,037,393.79/196,575.96
  6. Step 6: Final answer
    x = 105,262.30

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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.