Home / 77,269.44-106,629.12-43,734.72

Finding the Fourth Proportional to 77,269.44, 106,629.12 and 43,734.72

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Solution

The fourth proportional to 77,269.44, 106,629.12 and 43,734.72 is: 60,352.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,269.44 : 106,629.12 = 43,734.72 : x
  2. Step 2: Convert to fraction form
    77,269.44/106,629.12 = 43,734.72/x
  3. Step 3: Cross multiply
    77,269.44x = 106,629.12 × 43,734.72
  4. Step 4: Simplify right side
    77,269.44x = 4,663,394,707.05
  5. Step 5: Solve for x
    x = 4,663,394,707.05/77,269.44
  6. Step 6: Final answer
    x = 60,352.38

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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.