Home / 66,514.14-91,788.71-36,299.97

Finding the Fourth Proportional to 66,514.14, 91,788.71 and 36,299.97

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Solution

The fourth proportional to 66,514.14, 91,788.71 and 36,299.97 is: 50,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,514.14 : 91,788.71 = 36,299.97 : x
  2. Step 2: Convert to fraction form
    66,514.14/91,788.71 = 36,299.97/x
  3. Step 3: Cross multiply
    66,514.14x = 91,788.71 × 36,299.97
  4. Step 4: Simplify right side
    66,514.14x = 3,331,927,237.84
  5. Step 5: Solve for x
    x = 3,331,927,237.84/66,514.14
  6. Step 6: Final answer
    x = 50,093.52

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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.