Home / 193,684.36-290,342.94-88,440.52

Finding the Fourth Proportional to 193,684.36, 290,342.94 and 88,440.52

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Solution

The fourth proportional to 193,684.36, 290,342.94 and 88,440.52 is: 132,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,684.36 : 290,342.94 = 88,440.52 : x
  2. Step 2: Convert to fraction form
    193,684.36/290,342.94 = 88,440.52/x
  3. Step 3: Cross multiply
    193,684.36x = 290,342.94 × 88,440.52
  4. Step 4: Simplify right side
    193,684.36x = 25,678,080,591.93
  5. Step 5: Solve for x
    x = 25,678,080,591.93/193,684.36
  6. Step 6: Final answer
    x = 132,576.94

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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.