Home / 82,447.20-113,777.64-44,721.54

Finding the Fourth Proportional to 82,447.20, 113,777.64 and 44,721.54

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Solution

The fourth proportional to 82,447.20, 113,777.64 and 44,721.54 is: 61,716.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,447.20 : 113,777.64 = 44,721.54 : x
  2. Step 2: Convert to fraction form
    82,447.20/113,777.64 = 44,721.54/x
  3. Step 3: Cross multiply
    82,447.20x = 113,777.64 × 44,721.54
  4. Step 4: Simplify right side
    82,447.20x = 5,088,311,278.37
  5. Step 5: Solve for x
    x = 5,088,311,278.37/82,447.20
  6. Step 6: Final answer
    x = 61,716.00

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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.