Home / 39,759.58-59,624.74-11,672.43

Finding the Fourth Proportional to 39,759.58, 59,624.74 and 11,672.43

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Solution

The fourth proportional to 39,759.58, 59,624.74 and 11,672.43 is: 17,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.58 : 59,624.74 = 11,672.43 : x
  2. Step 2: Convert to fraction form
    39,759.58/59,624.74 = 11,672.43/x
  3. Step 3: Cross multiply
    39,759.58x = 59,624.74 × 11,672.43
  4. Step 4: Simplify right side
    39,759.58x = 695,965,603.92
  5. Step 5: Solve for x
    x = 695,965,603.92/39,759.58
  6. Step 6: Final answer
    x = 17,504.35

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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.