Home / 75,675.84-113,509.48-23,081.16

Finding the Fourth Proportional to 75,675.84, 113,509.48 and 23,081.16

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Solution

The fourth proportional to 75,675.84, 113,509.48 and 23,081.16 is: 34,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,675.84 : 113,509.48 = 23,081.16 : x
  2. Step 2: Convert to fraction form
    75,675.84/113,509.48 = 23,081.16/x
  3. Step 3: Cross multiply
    75,675.84x = 113,509.48 × 23,081.16
  4. Step 4: Simplify right side
    75,675.84x = 2,619,930,469.40
  5. Step 5: Solve for x
    x = 2,619,930,469.40/75,675.84
  6. Step 6: Final answer
    x = 34,620.43

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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.