Home / 39,156.58-54,011.50-23,229.75

Finding the Fourth Proportional to 39,156.58, 54,011.50 and 23,229.75

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Solution

The fourth proportional to 39,156.58, 54,011.50 and 23,229.75 is: 32,042.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.58 : 54,011.50 = 23,229.75 : x
  2. Step 2: Convert to fraction form
    39,156.58/54,011.50 = 23,229.75/x
  3. Step 3: Cross multiply
    39,156.58x = 54,011.50 × 23,229.75
  4. Step 4: Simplify right side
    39,156.58x = 1,254,673,584.05
  5. Step 5: Solve for x
    x = 1,254,673,584.05/39,156.58
  6. Step 6: Final answer
    x = 32,042.47

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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.