Home / 37,102.56-51,201.60-20,335.68

Finding the Fourth Proportional to 37,102.56, 51,201.60 and 20,335.68

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Solution

The fourth proportional to 37,102.56, 51,201.60 and 20,335.68 is: 28,063.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.56 : 51,201.60 = 20,335.68 : x
  2. Step 2: Convert to fraction form
    37,102.56/51,201.60 = 20,335.68/x
  3. Step 3: Cross multiply
    37,102.56x = 51,201.60 × 20,335.68
  4. Step 4: Simplify right side
    37,102.56x = 1,041,219,353.09
  5. Step 5: Solve for x
    x = 1,041,219,353.09/37,102.56
  6. Step 6: Final answer
    x = 28,063.28

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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.