Home / 96,777.45-133,550.19-53,755.56

Finding the Fourth Proportional to 96,777.45, 133,550.19 and 53,755.56

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Solution

The fourth proportional to 96,777.45, 133,550.19 and 53,755.56 is: 74,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,777.45 : 133,550.19 = 53,755.56 : x
  2. Step 2: Convert to fraction form
    96,777.45/133,550.19 = 53,755.56/x
  3. Step 3: Cross multiply
    96,777.45x = 133,550.19 × 53,755.56
  4. Step 4: Simplify right side
    96,777.45x = 7,179,065,251.56
  5. Step 5: Solve for x
    x = 7,179,065,251.56/96,777.45
  6. Step 6: Final answer
    x = 74,181.18

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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.