Home / 441,538.18-662,406-161,055.43

Finding the Fourth Proportional to 441,538.18, 662,406 and 161,055.43

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Solution

The fourth proportional to 441,538.18, 662,406 and 161,055.43 is: 241,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,538.18 : 662,406 = 161,055.43 : x
  2. Step 2: Convert to fraction form
    441,538.18/662,406 = 161,055.43/x
  3. Step 3: Cross multiply
    441,538.18x = 662,406 × 161,055.43
  4. Step 4: Simplify right side
    441,538.18x = 106,684,083,164.58
  5. Step 5: Solve for x
    x = 106,684,083,164.58/441,538.18
  6. Step 6: Final answer
    x = 241,619.16

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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.