Home / 61,945.85-85,485.38-33,651.56

Finding the Fourth Proportional to 61,945.85, 85,485.38 and 33,651.56

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Solution

The fourth proportional to 61,945.85, 85,485.38 and 33,651.56 is: 46,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,945.85 : 85,485.38 = 33,651.56 : x
  2. Step 2: Convert to fraction form
    61,945.85/85,485.38 = 33,651.56/x
  3. Step 3: Cross multiply
    61,945.85x = 85,485.38 × 33,651.56
  4. Step 4: Simplify right side
    61,945.85x = 2,876,716,225.94
  5. Step 5: Solve for x
    x = 2,876,716,225.94/61,945.85
  6. Step 6: Final answer
    x = 46,439.21

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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.