Home / 57,103.26-85,605.63-27,480.34

Finding the Fourth Proportional to 57,103.26, 85,605.63 and 27,480.34

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Solution

The fourth proportional to 57,103.26, 85,605.63 and 27,480.34 is: 41,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,103.26 : 85,605.63 = 27,480.34 : x
  2. Step 2: Convert to fraction form
    57,103.26/85,605.63 = 27,480.34/x
  3. Step 3: Cross multiply
    57,103.26x = 85,605.63 × 27,480.34
  4. Step 4: Simplify right side
    57,103.26x = 2,352,471,818.31
  5. Step 5: Solve for x
    x = 2,352,471,818.31/57,103.26
  6. Step 6: Final answer
    x = 41,196.80

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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.