Home / 49,140.24-73,352.82-42,919.44

Finding the Fourth Proportional to 49,140.24, 73,352.82 and 42,919.44

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Solution

The fourth proportional to 49,140.24, 73,352.82 and 42,919.44 is: 64,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,140.24 : 73,352.82 = 42,919.44 : x
  2. Step 2: Convert to fraction form
    49,140.24/73,352.82 = 42,919.44/x
  3. Step 3: Cross multiply
    49,140.24x = 73,352.82 × 42,919.44
  4. Step 4: Simplify right side
    49,140.24x = 3,148,261,956.82
  5. Step 5: Solve for x
    x = 3,148,261,956.82/49,140.24
  6. Step 6: Final answer
    x = 64,066.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.