Home / 193,836.60-291,402.90-168,175.80

Finding the Fourth Proportional to 193,836.60, 291,402.90 and 168,175.80

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Solution

The fourth proportional to 193,836.60, 291,402.90 and 168,175.80 is: 252,825.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,836.60 : 291,402.90 = 168,175.80 : x
  2. Step 2: Convert to fraction form
    193,836.60/291,402.90 = 168,175.80/x
  3. Step 3: Cross multiply
    193,836.60x = 291,402.90 × 168,175.80
  4. Step 4: Simplify right side
    193,836.60x = 49,006,915,829.82
  5. Step 5: Solve for x
    x = 49,006,915,829.82/193,836.60
  6. Step 6: Final answer
    x = 252,825.92

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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.