Home / 58,540.45-80,785.92-31,682.98

Finding the Fourth Proportional to 58,540.45, 80,785.92 and 31,682.98

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Solution

The fourth proportional to 58,540.45, 80,785.92 and 31,682.98 is: 43,722.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,540.45 : 80,785.92 = 31,682.98 : x
  2. Step 2: Convert to fraction form
    58,540.45/80,785.92 = 31,682.98/x
  3. Step 3: Cross multiply
    58,540.45x = 80,785.92 × 31,682.98
  4. Step 4: Simplify right side
    58,540.45x = 2,559,538,687.64
  5. Step 5: Solve for x
    x = 2,559,538,687.64/58,540.45
  6. Step 6: Final answer
    x = 43,722.57

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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.