Home / 206,379.72-284,833.23-114,519.63

Finding the Fourth Proportional to 206,379.72, 284,833.23 and 114,519.63

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Solution

The fourth proportional to 206,379.72, 284,833.23 and 114,519.63 is: 158,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,379.72 : 284,833.23 = 114,519.63 : x
  2. Step 2: Convert to fraction form
    206,379.72/284,833.23 = 114,519.63/x
  3. Step 3: Cross multiply
    206,379.72x = 284,833.23 × 114,519.63
  4. Step 4: Simplify right side
    206,379.72x = 32,618,996,111.30
  5. Step 5: Solve for x
    x = 32,618,996,111.30/206,379.72
  6. Step 6: Final answer
    x = 158,053.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.