Home / 53,197.57-73,417.82-39,745.47

Finding the Fourth Proportional to 53,197.57, 73,417.82 and 39,745.47

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Solution

The fourth proportional to 53,197.57, 73,417.82 and 39,745.47 is: 54,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.57 : 73,417.82 = 39,745.47 : x
  2. Step 2: Convert to fraction form
    53,197.57/73,417.82 = 39,745.47/x
  3. Step 3: Cross multiply
    53,197.57x = 73,417.82 × 39,745.47
  4. Step 4: Simplify right side
    53,197.57x = 2,918,025,847.41
  5. Step 5: Solve for x
    x = 2,918,025,847.41/53,197.57
  6. Step 6: Final answer
    x = 54,852.61

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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.