Home / 37,021.60-55,532.40-32,939.20

Finding the Fourth Proportional to 37,021.60, 55,532.40 and 32,939.20

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Solution

The fourth proportional to 37,021.60, 55,532.40 and 32,939.20 is: 49,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,021.60 : 55,532.40 = 32,939.20 : x
  2. Step 2: Convert to fraction form
    37,021.60/55,532.40 = 32,939.20/x
  3. Step 3: Cross multiply
    37,021.60x = 55,532.40 × 32,939.20
  4. Step 4: Simplify right side
    37,021.60x = 1,829,192,830.08
  5. Step 5: Solve for x
    x = 1,829,192,830.08/37,021.60
  6. Step 6: Final answer
    x = 49,408.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.