Home / 57,458.08-86,187.12-18,018.27

Finding the Fourth Proportional to 57,458.08, 86,187.12 and 18,018.27

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Solution

The fourth proportional to 57,458.08, 86,187.12 and 18,018.27 is: 27,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,458.08 : 86,187.12 = 18,018.27 : x
  2. Step 2: Convert to fraction form
    57,458.08/86,187.12 = 18,018.27/x
  3. Step 3: Cross multiply
    57,458.08x = 86,187.12 × 18,018.27
  4. Step 4: Simplify right side
    57,458.08x = 1,552,942,798.68
  5. Step 5: Solve for x
    x = 1,552,942,798.68/57,458.08
  6. Step 6: Final answer
    x = 27,027.41

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Similar ratio
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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.