Home / 37,072.92-51,160.80-20,305.92

Finding the Fourth Proportional to 37,072.92, 51,160.80 and 20,305.92

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Solution

The fourth proportional to 37,072.92, 51,160.80 and 20,305.92 is: 28,022.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,072.92 : 51,160.80 = 20,305.92 : x
  2. Step 2: Convert to fraction form
    37,072.92/51,160.80 = 20,305.92/x
  3. Step 3: Cross multiply
    37,072.92x = 51,160.80 × 20,305.92
  4. Step 4: Simplify right side
    37,072.92x = 1,038,867,111.94
  5. Step 5: Solve for x
    x = 1,038,867,111.94/37,072.92
  6. Step 6: Final answer
    x = 28,022.26

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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.