Home / 61,619.11-85,034.37-33,324.79

Finding the Fourth Proportional to 61,619.11, 85,034.37 and 33,324.79

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Solution

The fourth proportional to 61,619.11, 85,034.37 and 33,324.79 is: 45,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,619.11 : 85,034.37 = 33,324.79 : x
  2. Step 2: Convert to fraction form
    61,619.11/85,034.37 = 33,324.79/x
  3. Step 3: Cross multiply
    61,619.11x = 85,034.37 × 33,324.79
  4. Step 4: Simplify right side
    61,619.11x = 2,833,752,523.03
  5. Step 5: Solve for x
    x = 2,833,752,523.03/61,619.11
  6. Step 6: Final answer
    x = 45,988.21

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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.