Home / 39,451.57-54,441.06-23,103.76

Finding the Fourth Proportional to 39,451.57, 54,441.06 and 23,103.76

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Solution

The fourth proportional to 39,451.57, 54,441.06 and 23,103.76 is: 31,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,451.57 : 54,441.06 = 23,103.76 : x
  2. Step 2: Convert to fraction form
    39,451.57/54,441.06 = 23,103.76/x
  3. Step 3: Cross multiply
    39,451.57x = 54,441.06 × 23,103.76
  4. Step 4: Simplify right side
    39,451.57x = 1,257,793,184.39
  5. Step 5: Solve for x
    x = 1,257,793,184.39/39,451.57
  6. Step 6: Final answer
    x = 31,881.96

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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.