Home / 76,526.03-114,453.31-68,151.59

Finding the Fourth Proportional to 76,526.03, 114,453.31 and 68,151.59

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Solution

The fourth proportional to 76,526.03, 114,453.31 and 68,151.59 is: 101,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,526.03 : 114,453.31 = 68,151.59 : x
  2. Step 2: Convert to fraction form
    76,526.03/114,453.31 = 68,151.59/x
  3. Step 3: Cross multiply
    76,526.03x = 114,453.31 × 68,151.59
  4. Step 4: Simplify right side
    76,526.03x = 7,800,175,057.26
  5. Step 5: Solve for x
    x = 7,800,175,057.26/76,526.03
  6. Step 6: Final answer
    x = 101,928.39

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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.