Home / 64,555.48-96,836.10-20,183.14

Finding the Fourth Proportional to 64,555.48, 96,836.10 and 20,183.14

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Solution

The fourth proportional to 64,555.48, 96,836.10 and 20,183.14 is: 30,275.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,555.48 : 96,836.10 = 20,183.14 : x
  2. Step 2: Convert to fraction form
    64,555.48/96,836.10 = 20,183.14/x
  3. Step 3: Cross multiply
    64,555.48x = 96,836.10 × 20,183.14
  4. Step 4: Simplify right side
    64,555.48x = 1,954,456,563.35
  5. Step 5: Solve for x
    x = 1,954,456,563.35/64,555.48
  6. Step 6: Final answer
    x = 30,275.61

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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.