Home / 56,900.44-78,524.58-31,754.68

Finding the Fourth Proportional to 56,900.44, 78,524.58 and 31,754.68

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Solution

The fourth proportional to 56,900.44, 78,524.58 and 31,754.68 is: 43,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,900.44 : 78,524.58 = 31,754.68 : x
  2. Step 2: Convert to fraction form
    56,900.44/78,524.58 = 31,754.68/x
  3. Step 3: Cross multiply
    56,900.44x = 78,524.58 × 31,754.68
  4. Step 4: Simplify right side
    56,900.44x = 2,493,522,910.03
  5. Step 5: Solve for x
    x = 2,493,522,910.03/56,900.44
  6. Step 6: Final answer
    x = 43,822.56

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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.