Home / 49,190.87-73,742.47-18,018.83

Finding the Fourth Proportional to 49,190.87, 73,742.47 and 18,018.83

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Solution

The fourth proportional to 49,190.87, 73,742.47 and 18,018.83 is: 27,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,190.87 : 73,742.47 = 18,018.83 : x
  2. Step 2: Convert to fraction form
    49,190.87/73,742.47 = 18,018.83/x
  3. Step 3: Cross multiply
    49,190.87x = 73,742.47 × 18,018.83
  4. Step 4: Simplify right side
    49,190.87x = 1,328,753,030.71
  5. Step 5: Solve for x
    x = 1,328,753,030.71/49,190.87
  6. Step 6: Final answer
    x = 27,012.19

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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.