Home / 49,819.44-74,709.72-21,748.08

Finding the Fourth Proportional to 49,819.44, 74,709.72 and 21,748.08

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Solution

The fourth proportional to 49,819.44, 74,709.72 and 21,748.08 is: 32,613.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,819.44 : 74,709.72 = 21,748.08 : x
  2. Step 2: Convert to fraction form
    49,819.44/74,709.72 = 21,748.08/x
  3. Step 3: Cross multiply
    49,819.44x = 74,709.72 × 21,748.08
  4. Step 4: Simplify right side
    49,819.44x = 1,624,792,967.34
  5. Step 5: Solve for x
    x = 1,624,792,967.34/49,819.44
  6. Step 6: Final answer
    x = 32,613.63

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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.