Home / 49,530.88-74,296.32-18,357.76

Finding the Fourth Proportional to 49,530.88, 74,296.32 and 18,357.76

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Solution

The fourth proportional to 49,530.88, 74,296.32 and 18,357.76 is: 27,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.88 : 74,296.32 = 18,357.76 : x
  2. Step 2: Convert to fraction form
    49,530.88/74,296.32 = 18,357.76/x
  3. Step 3: Cross multiply
    49,530.88x = 74,296.32 × 18,357.76
  4. Step 4: Simplify right side
    49,530.88x = 1,363,914,011.44
  5. Step 5: Solve for x
    x = 1,363,914,011.44/49,530.88
  6. Step 6: Final answer
    x = 27,536.64

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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.