Home / 161,116.48-241,756.53-72,351.82

Finding the Fourth Proportional to 161,116.48, 241,756.53 and 72,351.82

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Solution

The fourth proportional to 161,116.48, 241,756.53 and 72,351.82 is: 108,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,116.48 : 241,756.53 = 72,351.82 : x
  2. Step 2: Convert to fraction form
    161,116.48/241,756.53 = 72,351.82/x
  3. Step 3: Cross multiply
    161,116.48x = 241,756.53 × 72,351.82
  4. Step 4: Simplify right side
    161,116.48x = 17,491,524,942.38
  5. Step 5: Solve for x
    x = 17,491,524,942.38/161,116.48
  6. Step 6: Final answer
    x = 108,564.47

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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.