Home / 76,524.03-114,450.31-68,149.59

Finding the Fourth Proportional to 76,524.03, 114,450.31 and 68,149.59

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Solution

The fourth proportional to 76,524.03, 114,450.31 and 68,149.59 is: 101,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,524.03 : 114,450.31 = 68,149.59 : x
  2. Step 2: Convert to fraction form
    76,524.03/114,450.31 = 68,149.59/x
  3. Step 3: Cross multiply
    76,524.03x = 114,450.31 × 68,149.59
  4. Step 4: Simplify right side
    76,524.03x = 7,799,742,323.55
  5. Step 5: Solve for x
    x = 7,799,742,323.55/76,524.03
  6. Step 6: Final answer
    x = 101,925.40

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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.