Home / 37,102.68-51,201.36-20,335.68

Finding the Fourth Proportional to 37,102.68, 51,201.36 and 20,335.68

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Solution

The fourth proportional to 37,102.68, 51,201.36 and 20,335.68 is: 28,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.68 : 51,201.36 = 20,335.68 : x
  2. Step 2: Convert to fraction form
    37,102.68/51,201.36 = 20,335.68/x
  3. Step 3: Cross multiply
    37,102.68x = 51,201.36 × 20,335.68
  4. Step 4: Simplify right side
    37,102.68x = 1,041,214,472.52
  5. Step 5: Solve for x
    x = 1,041,214,472.52/37,102.68
  6. Step 6: Final answer
    x = 28,063.05

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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.