Home / 39,156.44-58,655.22-31,272.20

Finding the Fourth Proportional to 39,156.44, 58,655.22 and 31,272.20

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Solution

The fourth proportional to 39,156.44, 58,655.22 and 31,272.20 is: 46,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.44 : 58,655.22 = 31,272.20 : x
  2. Step 2: Convert to fraction form
    39,156.44/58,655.22 = 31,272.20/x
  3. Step 3: Cross multiply
    39,156.44x = 58,655.22 × 31,272.20
  4. Step 4: Simplify right side
    39,156.44x = 1,834,277,770.88
  5. Step 5: Solve for x
    x = 1,834,277,770.88/39,156.44
  6. Step 6: Final answer
    x = 46,844.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.