Home / 196,628.95-294,949.96-54,475.66

Finding the Fourth Proportional to 196,628.95, 294,949.96 and 54,475.66

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Solution

The fourth proportional to 196,628.95, 294,949.96 and 54,475.66 is: 81,715.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,628.95 : 294,949.96 = 54,475.66 : x
  2. Step 2: Convert to fraction form
    196,628.95/294,949.96 = 54,475.66/x
  3. Step 3: Cross multiply
    196,628.95x = 294,949.96 × 54,475.66
  4. Step 4: Simplify right side
    196,628.95x = 16,067,592,311.38
  5. Step 5: Solve for x
    x = 16,067,592,311.38/196,628.95
  6. Step 6: Final answer
    x = 81,715.29

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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.