Home / 48,775.05-73,166.90-20,305.71

Finding the Fourth Proportional to 48,775.05, 73,166.90 and 20,305.71

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Solution

The fourth proportional to 48,775.05, 73,166.90 and 20,305.71 is: 30,460.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775.05 : 73,166.90 = 20,305.71 : x
  2. Step 2: Convert to fraction form
    48,775.05/73,166.90 = 20,305.71/x
  3. Step 3: Cross multiply
    48,775.05x = 73,166.90 × 20,305.71
  4. Step 4: Simplify right side
    48,775.05x = 1,485,705,751.47
  5. Step 5: Solve for x
    x = 1,485,705,751.47/48,775.05
  6. Step 6: Final answer
    x = 30,460.36

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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.