Home / 196,450.45-294,677.33-107,655.55

Finding the Fourth Proportional to 196,450.45, 294,677.33 and 107,655.55

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Solution

The fourth proportional to 196,450.45, 294,677.33 and 107,655.55 is: 161,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,450.45 : 294,677.33 = 107,655.55 : x
  2. Step 2: Convert to fraction form
    196,450.45/294,677.33 = 107,655.55/x
  3. Step 3: Cross multiply
    196,450.45x = 294,677.33 × 107,655.55
  4. Step 4: Simplify right side
    196,450.45x = 31,723,648,758.71
  5. Step 5: Solve for x
    x = 31,723,648,758.71/196,450.45
  6. Step 6: Final answer
    x = 161,484.23

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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.