Home / 193,956.04-290,940.78-53,725

Finding the Fourth Proportional to 193,956.04, 290,940.78 and 53,725

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Solution

The fourth proportional to 193,956.04, 290,940.78 and 53,725 is: 80,589.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,956.04 : 290,940.78 = 53,725 : x
  2. Step 2: Convert to fraction form
    193,956.04/290,940.78 = 53,725/x
  3. Step 3: Cross multiply
    193,956.04x = 290,940.78 × 53,725
  4. Step 4: Simplify right side
    193,956.04x = 15,630,793,405.50
  5. Step 5: Solve for x
    x = 15,630,793,405.50/193,956.04
  6. Step 6: Final answer
    x = 80,589.36

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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.