Home / 53,197.92-73,418.30-39,745.82

Finding the Fourth Proportional to 53,197.92, 73,418.30 and 39,745.82

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Solution

The fourth proportional to 53,197.92, 73,418.30 and 39,745.82 is: 54,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.92 : 73,418.30 = 39,745.82 : x
  2. Step 2: Convert to fraction form
    53,197.92/73,418.30 = 39,745.82/x
  3. Step 3: Cross multiply
    53,197.92x = 73,418.30 × 39,745.82
  4. Step 4: Simplify right side
    53,197.92x = 2,918,070,670.37
  5. Step 5: Solve for x
    x = 2,918,070,670.37/53,197.92
  6. Step 6: Final answer
    x = 54,853.10

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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.