Home / 64,858.44-89,496.68-36,171.36

Finding the Fourth Proportional to 64,858.44, 89,496.68 and 36,171.36

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Solution

The fourth proportional to 64,858.44, 89,496.68 and 36,171.36 is: 49,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,858.44 : 89,496.68 = 36,171.36 : x
  2. Step 2: Convert to fraction form
    64,858.44/89,496.68 = 36,171.36/x
  3. Step 3: Cross multiply
    64,858.44x = 89,496.68 × 36,171.36
  4. Step 4: Simplify right side
    64,858.44x = 3,237,216,631.08
  5. Step 5: Solve for x
    x = 3,237,216,631.08/64,858.44
  6. Step 6: Final answer
    x = 49,912.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.