Home / 199,389.30-298,646.55-173,145.30

Finding the Fourth Proportional to 199,389.30, 298,646.55 and 173,145.30

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Solution

The fourth proportional to 199,389.30, 298,646.55 and 173,145.30 is: 259,338.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,389.30 : 298,646.55 = 173,145.30 : x
  2. Step 2: Convert to fraction form
    199,389.30/298,646.55 = 173,145.30/x
  3. Step 3: Cross multiply
    199,389.30x = 298,646.55 × 173,145.30
  4. Step 4: Simplify right side
    199,389.30x = 51,709,246,493.72
  5. Step 5: Solve for x
    x = 51,709,246,493.72/199,389.30
  6. Step 6: Final answer
    x = 259,338.12

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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.