Home / 39,375.12-54,337.92-23,460.24

Finding the Fourth Proportional to 39,375.12, 54,337.92 and 23,460.24

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Solution

The fourth proportional to 39,375.12, 54,337.92 and 23,460.24 is: 32,375.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.12 : 54,337.92 = 23,460.24 : x
  2. Step 2: Convert to fraction form
    39,375.12/54,337.92 = 23,460.24/x
  3. Step 3: Cross multiply
    39,375.12x = 54,337.92 × 23,460.24
  4. Step 4: Simplify right side
    39,375.12x = 1,274,780,644.30
  5. Step 5: Solve for x
    x = 1,274,780,644.30/39,375.12
  6. Step 6: Final answer
    x = 32,375.28

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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.