Home / 61,011.87-91,496.35-18,304.56

Finding the Fourth Proportional to 61,011.87, 91,496.35 and 18,304.56

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Solution

The fourth proportional to 61,011.87, 91,496.35 and 18,304.56 is: 27,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,011.87 : 91,496.35 = 18,304.56 : x
  2. Step 2: Convert to fraction form
    61,011.87/91,496.35 = 18,304.56/x
  3. Step 3: Cross multiply
    61,011.87x = 91,496.35 × 18,304.56
  4. Step 4: Simplify right side
    61,011.87x = 1,674,800,451.24
  5. Step 5: Solve for x
    x = 1,674,800,451.24/61,011.87
  6. Step 6: Final answer
    x = 27,450.41

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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.