Home / 89,788.66-123,932.23-53,027.08

Finding the Fourth Proportional to 89,788.66, 123,932.23 and 53,027.08

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Solution

The fourth proportional to 89,788.66, 123,932.23 and 53,027.08 is: 73,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,788.66 : 123,932.23 = 53,027.08 : x
  2. Step 2: Convert to fraction form
    89,788.66/123,932.23 = 53,027.08/x
  3. Step 3: Cross multiply
    89,788.66x = 123,932.23 × 53,027.08
  4. Step 4: Simplify right side
    89,788.66x = 6,571,763,832.39
  5. Step 5: Solve for x
    x = 6,571,763,832.39/89,788.66
  6. Step 6: Final answer
    x = 73,191.47

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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.