Home / 49,919.87-74,857.93-18,733.25

Finding the Fourth Proportional to 49,919.87, 74,857.93 and 18,733.25

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Solution

The fourth proportional to 49,919.87, 74,857.93 and 18,733.25 is: 28,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,919.87 : 74,857.93 = 18,733.25 : x
  2. Step 2: Convert to fraction form
    49,919.87/74,857.93 = 18,733.25/x
  3. Step 3: Cross multiply
    49,919.87x = 74,857.93 × 18,733.25
  4. Step 4: Simplify right side
    49,919.87x = 1,402,332,317.17
  5. Step 5: Solve for x
    x = 1,402,332,317.17/49,919.87
  6. Step 6: Final answer
    x = 28,091.67

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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.