Home / 37,195.94-51,331.30-20,429.30

Finding the Fourth Proportional to 37,195.94, 51,331.30 and 20,429.30

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Solution

The fourth proportional to 37,195.94, 51,331.30 and 20,429.30 is: 28,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,195.94 : 51,331.30 = 20,429.30 : x
  2. Step 2: Convert to fraction form
    37,195.94/51,331.30 = 20,429.30/x
  3. Step 3: Cross multiply
    37,195.94x = 51,331.30 × 20,429.30
  4. Step 4: Simplify right side
    37,195.94x = 1,048,662,527.09
  5. Step 5: Solve for x
    x = 1,048,662,527.09/37,195.94
  6. Step 6: Final answer
    x = 28,192.93

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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.