Home / 193,024.76-289,529.58-80,675.96

Finding the Fourth Proportional to 193,024.76, 289,529.58 and 80,675.96

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Solution

The fourth proportional to 193,024.76, 289,529.58 and 80,675.96 is: 121,010.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,024.76 : 289,529.58 = 80,675.96 : x
  2. Step 2: Convert to fraction form
    193,024.76/289,529.58 = 80,675.96/x
  3. Step 3: Cross multiply
    193,024.76x = 289,529.58 × 80,675.96
  4. Step 4: Simplify right side
    193,024.76x = 23,358,076,814.90
  5. Step 5: Solve for x
    x = 23,358,076,814.90/193,024.76
  6. Step 6: Final answer
    x = 121,010.78

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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.