Home / 130,096.72-179,523.56-79,102.37

Finding the Fourth Proportional to 130,096.72, 179,523.56 and 79,102.37

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Solution

The fourth proportional to 130,096.72, 179,523.56 and 79,102.37 is: 109,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,096.72 : 179,523.56 = 79,102.37 : x
  2. Step 2: Convert to fraction form
    130,096.72/179,523.56 = 79,102.37/x
  3. Step 3: Cross multiply
    130,096.72x = 179,523.56 × 79,102.37
  4. Step 4: Simplify right side
    130,096.72x = 14,200,738,366.98
  5. Step 5: Solve for x
    x = 14,200,738,366.98/130,096.72
  6. Step 6: Final answer
    x = 109,155.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.