Home / 199,389.45-299,082.62-49,628.73

Finding the Fourth Proportional to 199,389.45, 299,082.62 and 49,628.73

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Solution

The fourth proportional to 199,389.45, 299,082.62 and 49,628.73 is: 74,442.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,389.45 : 299,082.62 = 49,628.73 : x
  2. Step 2: Convert to fraction form
    199,389.45/299,082.62 = 49,628.73/x
  3. Step 3: Cross multiply
    199,389.45x = 299,082.62 × 49,628.73
  4. Step 4: Simplify right side
    199,389.45x = 14,843,090,595.67
  5. Step 5: Solve for x
    x = 14,843,090,595.67/199,389.45
  6. Step 6: Final answer
    x = 74,442.71

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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.