Home / 174,924.12-261,791.64-130,440.54

Finding the Fourth Proportional to 174,924.12, 261,791.64 and 130,440.54

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Solution

The fourth proportional to 174,924.12, 261,791.64 and 130,440.54 is: 195,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,924.12 : 261,791.64 = 130,440.54 : x
  2. Step 2: Convert to fraction form
    174,924.12/261,791.64 = 130,440.54/x
  3. Step 3: Cross multiply
    174,924.12x = 261,791.64 × 130,440.54
  4. Step 4: Simplify right side
    174,924.12x = 34,148,242,889.09
  5. Step 5: Solve for x
    x = 34,148,242,889.09/174,924.12
  6. Step 6: Final answer
    x = 195,217.46

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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.