Home / 123,896.60-185,837.38-43,938.52

Finding the Fourth Proportional to 123,896.60, 185,837.38 and 43,938.52

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Solution

The fourth proportional to 123,896.60, 185,837.38 and 43,938.52 is: 65,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,896.60 : 185,837.38 = 43,938.52 : x
  2. Step 2: Convert to fraction form
    123,896.60/185,837.38 = 43,938.52/x
  3. Step 3: Cross multiply
    123,896.60x = 185,837.38 × 43,938.52
  4. Step 4: Simplify right side
    123,896.60x = 8,165,419,437.88
  5. Step 5: Solve for x
    x = 8,165,419,437.88/123,896.60
  6. Step 6: Final answer
    x = 65,905.11

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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.