Home / 37,331.20-55,996.80-9,629.20

Finding the Fourth Proportional to 37,331.20, 55,996.80 and 9,629.20

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Solution

The fourth proportional to 37,331.20, 55,996.80 and 9,629.20 is: 14,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.20 : 55,996.80 = 9,629.20 : x
  2. Step 2: Convert to fraction form
    37,331.20/55,996.80 = 9,629.20/x
  3. Step 3: Cross multiply
    37,331.20x = 55,996.80 × 9,629.20
  4. Step 4: Simplify right side
    37,331.20x = 539,204,386.56
  5. Step 5: Solve for x
    x = 539,204,386.56/37,331.20
  6. Step 6: Final answer
    x = 14,443.80

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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.