Home / 189,172.31-283,684.64-82,588.86

Finding the Fourth Proportional to 189,172.31, 283,684.64 and 82,588.86

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Solution

The fourth proportional to 189,172.31, 283,684.64 and 82,588.86 is: 123,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,172.31 : 283,684.64 = 82,588.86 : x
  2. Step 2: Convert to fraction form
    189,172.31/283,684.64 = 82,588.86/x
  3. Step 3: Cross multiply
    189,172.31x = 283,684.64 × 82,588.86
  4. Step 4: Simplify right side
    189,172.31x = 23,429,190,604.17
  5. Step 5: Solve for x
    x = 23,429,190,604.17/189,172.31
  6. Step 6: Final answer
    x = 123,851.06

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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.