Home / 181,769.28-272,611.53-69,408.24

Finding the Fourth Proportional to 181,769.28, 272,611.53 and 69,408.24

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Solution

The fourth proportional to 181,769.28, 272,611.53 and 69,408.24 is: 104,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,769.28 : 272,611.53 = 69,408.24 : x
  2. Step 2: Convert to fraction form
    181,769.28/272,611.53 = 69,408.24/x
  3. Step 3: Cross multiply
    181,769.28x = 272,611.53 × 69,408.24
  4. Step 4: Simplify right side
    181,769.28x = 18,921,486,501.01
  5. Step 5: Solve for x
    x = 18,921,486,501.01/181,769.28
  6. Step 6: Final answer
    x = 104,096.17

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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.