Home / 76,124.98-114,198.40-23,538.56

Finding the Fourth Proportional to 76,124.98, 114,198.40 and 23,538.56

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Solution

The fourth proportional to 76,124.98, 114,198.40 and 23,538.56 is: 35,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,124.98 : 114,198.40 = 23,538.56 : x
  2. Step 2: Convert to fraction form
    76,124.98/114,198.40 = 23,538.56/x
  3. Step 3: Cross multiply
    76,124.98x = 114,198.40 × 23,538.56
  4. Step 4: Simplify right side
    76,124.98x = 2,688,065,890.30
  5. Step 5: Solve for x
    x = 2,688,065,890.30/76,124.98
  6. Step 6: Final answer
    x = 35,311.22

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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.