Home / 133,236.04-199,873.52-39,729.64

Finding the Fourth Proportional to 133,236.04, 199,873.52 and 39,729.64

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Solution

The fourth proportional to 133,236.04, 199,873.52 and 39,729.64 is: 59,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,236.04 : 199,873.52 = 39,729.64 : x
  2. Step 2: Convert to fraction form
    133,236.04/199,873.52 = 39,729.64/x
  3. Step 3: Cross multiply
    133,236.04x = 199,873.52 × 39,729.64
  4. Step 4: Simplify right side
    133,236.04x = 7,940,902,995.13
  5. Step 5: Solve for x
    x = 7,940,902,995.13/133,236.04
  6. Step 6: Final answer
    x = 59,600.26

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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.