Home / 174,913.97-261,883.70-89,339.51

Finding the Fourth Proportional to 174,913.97, 261,883.70 and 89,339.51

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Solution

The fourth proportional to 174,913.97, 261,883.70 and 89,339.51 is: 133,760.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,913.97 : 261,883.70 = 89,339.51 : x
  2. Step 2: Convert to fraction form
    174,913.97/261,883.70 = 89,339.51/x
  3. Step 3: Cross multiply
    174,913.97x = 261,883.70 × 89,339.51
  4. Step 4: Simplify right side
    174,913.97x = 23,396,560,504.93
  5. Step 5: Solve for x
    x = 23,396,560,504.93/174,913.97
  6. Step 6: Final answer
    x = 133,760.39

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1.5x scale

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.