Home / 61,091.85-91,617.28-27,336.72

Finding the Fourth Proportional to 61,091.85, 91,617.28 and 27,336.72

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Solution

The fourth proportional to 61,091.85, 91,617.28 and 27,336.72 is: 40,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,091.85 : 91,617.28 = 27,336.72 : x
  2. Step 2: Convert to fraction form
    61,091.85/91,617.28 = 27,336.72/x
  3. Step 3: Cross multiply
    61,091.85x = 91,617.28 × 27,336.72
  4. Step 4: Simplify right side
    61,091.85x = 2,504,516,205.74
  5. Step 5: Solve for x
    x = 2,504,516,205.74/61,091.85
  6. Step 6: Final answer
    x = 40,995.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.