Home / 89,538.87-123,527.84-57,266.06

Finding the Fourth Proportional to 89,538.87, 123,527.84 and 57,266.06

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Solution

The fourth proportional to 89,538.87, 123,527.84 and 57,266.06 is: 79,004.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,538.87 : 123,527.84 = 57,266.06 : x
  2. Step 2: Convert to fraction form
    89,538.87/123,527.84 = 57,266.06/x
  3. Step 3: Cross multiply
    89,538.87x = 123,527.84 × 57,266.06
  4. Step 4: Simplify right side
    89,538.87x = 7,073,951,793.14
  5. Step 5: Solve for x
    x = 7,073,951,793.14/89,538.87
  6. Step 6: Final answer
    x = 79,004.26

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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.