Home / 64,546.45-96,819.75-20,173.44

Finding the Fourth Proportional to 64,546.45, 96,819.75 and 20,173.44

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Solution

The fourth proportional to 64,546.45, 96,819.75 and 20,173.44 is: 30,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,546.45 : 96,819.75 = 20,173.44 : x
  2. Step 2: Convert to fraction form
    64,546.45/96,819.75 = 20,173.44/x
  3. Step 3: Cross multiply
    64,546.45x = 96,819.75 × 20,173.44
  4. Step 4: Simplify right side
    64,546.45x = 1,953,186,933.34
  5. Step 5: Solve for x
    x = 1,953,186,933.34/64,546.45
  6. Step 6: Final answer
    x = 30,260.18

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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.