Home / 61,514.12-84,889.49-33,219.80

Finding the Fourth Proportional to 61,514.12, 84,889.49 and 33,219.80

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Solution

The fourth proportional to 61,514.12, 84,889.49 and 33,219.80 is: 45,843.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,514.12 : 84,889.49 = 33,219.80 : x
  2. Step 2: Convert to fraction form
    61,514.12/84,889.49 = 33,219.80/x
  3. Step 3: Cross multiply
    61,514.12x = 84,889.49 × 33,219.80
  4. Step 4: Simplify right side
    61,514.12x = 2,820,011,879.90
  5. Step 5: Solve for x
    x = 2,820,011,879.90/61,514.12
  6. Step 6: Final answer
    x = 45,843.33

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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.