Home / 54,404.85-81,597.86-14,424.09

Finding the Fourth Proportional to 54,404.85, 81,597.86 and 14,424.09

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Solution

The fourth proportional to 54,404.85, 81,597.86 and 14,424.09 is: 21,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404.85 : 81,597.86 = 14,424.09 : x
  2. Step 2: Convert to fraction form
    54,404.85/81,597.86 = 14,424.09/x
  3. Step 3: Cross multiply
    54,404.85x = 81,597.86 × 14,424.09
  4. Step 4: Simplify right side
    54,404.85x = 1,176,974,876.45
  5. Step 5: Solve for x
    x = 1,176,974,876.45/54,404.85
  6. Step 6: Final answer
    x = 21,633.64

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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.