Home / 216,496.06-324,661.06-74,314.83

Finding the Fourth Proportional to 216,496.06, 324,661.06 and 74,314.83

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Solution

The fourth proportional to 216,496.06, 324,661.06 and 74,314.83 is: 111,443.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,496.06 : 324,661.06 = 74,314.83 : x
  2. Step 2: Convert to fraction form
    216,496.06/324,661.06 = 74,314.83/x
  3. Step 3: Cross multiply
    216,496.06x = 324,661.06 × 74,314.83
  4. Step 4: Simplify right side
    216,496.06x = 24,127,132,791.89
  5. Step 5: Solve for x
    x = 24,127,132,791.89/216,496.06
  6. Step 6: Final answer
    x = 111,443.75

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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.