Home / 149,325.18-206,068.77-82,257.18

Finding the Fourth Proportional to 149,325.18, 206,068.77 and 82,257.18

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Solution

The fourth proportional to 149,325.18, 206,068.77 and 82,257.18 is: 113,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,325.18 : 206,068.77 = 82,257.18 : x
  2. Step 2: Convert to fraction form
    149,325.18/206,068.77 = 82,257.18/x
  3. Step 3: Cross multiply
    149,325.18x = 206,068.77 × 82,257.18
  4. Step 4: Simplify right side
    149,325.18x = 16,950,635,906.27
  5. Step 5: Solve for x
    x = 16,950,635,906.27/149,325.18
  6. Step 6: Final answer
    x = 113,514.92

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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.