Home / 53,745.73-73,999.67-48,763.46

Finding the Fourth Proportional to 53,745.73, 73,999.67 and 48,763.46

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Solution

The fourth proportional to 53,745.73, 73,999.67 and 48,763.46 is: 67,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,745.73 : 73,999.67 = 48,763.46 : x
  2. Step 2: Convert to fraction form
    53,745.73/73,999.67 = 48,763.46/x
  3. Step 3: Cross multiply
    53,745.73x = 73,999.67 × 48,763.46
  4. Step 4: Simplify right side
    53,745.73x = 3,608,479,889.24
  5. Step 5: Solve for x
    x = 3,608,479,889.24/53,745.73
  6. Step 6: Final answer
    x = 67,139.85

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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.