Home / 39,450.70-54,434.68-23,320.61

Finding the Fourth Proportional to 39,450.70, 54,434.68 and 23,320.61

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Solution

The fourth proportional to 39,450.70, 54,434.68 and 23,320.61 is: 32,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,450.70 : 54,434.68 = 23,320.61 : x
  2. Step 2: Convert to fraction form
    39,450.70/54,434.68 = 23,320.61/x
  3. Step 3: Cross multiply
    39,450.70x = 54,434.68 × 23,320.61
  4. Step 4: Simplify right side
    39,450.70x = 1,269,449,947.59
  5. Step 5: Solve for x
    x = 1,269,449,947.59/39,450.70
  6. Step 6: Final answer
    x = 32,178.14

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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.