Home / 61,609.11-85,020.57-33,314.79

Finding the Fourth Proportional to 61,609.11, 85,020.57 and 33,314.79

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Solution

The fourth proportional to 61,609.11, 85,020.57 and 33,314.79 is: 45,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,609.11 : 85,020.57 = 33,314.79 : x
  2. Step 2: Convert to fraction form
    61,609.11/85,020.57 = 33,314.79/x
  3. Step 3: Cross multiply
    61,609.11x = 85,020.57 × 33,314.79
  4. Step 4: Simplify right side
    61,609.11x = 2,832,442,754.06
  5. Step 5: Solve for x
    x = 2,832,442,754.06/61,609.11
  6. Step 6: Final answer
    x = 45,974.42

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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.