Home / 49,899.24-74,852.64-18,734.76

Finding the Fourth Proportional to 49,899.24, 74,852.64 and 18,734.76

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Solution

The fourth proportional to 49,899.24, 74,852.64 and 18,734.76 is: 28,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,899.24 : 74,852.64 = 18,734.76 : x
  2. Step 2: Convert to fraction form
    49,899.24/74,852.64 = 18,734.76/x
  3. Step 3: Cross multiply
    49,899.24x = 74,852.64 × 18,734.76
  4. Step 4: Simplify right side
    49,899.24x = 1,402,346,245.77
  5. Step 5: Solve for x
    x = 1,402,346,245.77/49,899.24
  6. Step 6: Final answer
    x = 28,103.56

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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.