Home / 39,157.70-54,013.05-23,230.88

Finding the Fourth Proportional to 39,157.70, 54,013.05 and 23,230.88

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Solution

The fourth proportional to 39,157.70, 54,013.05 and 23,230.88 is: 32,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157.70 : 54,013.05 = 23,230.88 : x
  2. Step 2: Convert to fraction form
    39,157.70/54,013.05 = 23,230.88/x
  3. Step 3: Cross multiply
    39,157.70x = 54,013.05 × 23,230.88
  4. Step 4: Simplify right side
    39,157.70x = 1,254,770,412.92
  5. Step 5: Solve for x
    x = 1,254,770,412.92/39,157.70
  6. Step 6: Final answer
    x = 32,044.03

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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.