Home / 51,573.33-71,177.10-28,918.44

Finding the Fourth Proportional to 51,573.33, 71,177.10 and 28,918.44

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Solution

The fourth proportional to 51,573.33, 71,177.10 and 28,918.44 is: 39,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,573.33 : 71,177.10 = 28,918.44 : x
  2. Step 2: Convert to fraction form
    51,573.33/71,177.10 = 28,918.44/x
  3. Step 3: Cross multiply
    51,573.33x = 71,177.10 × 28,918.44
  4. Step 4: Simplify right side
    51,573.33x = 2,058,330,551.13
  5. Step 5: Solve for x
    x = 2,058,330,551.13/51,573.33
  6. Step 6: Final answer
    x = 39,910.76

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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.