Home / 174,845.79-261,825.82-108,415.67

Finding the Fourth Proportional to 174,845.79, 261,825.82 and 108,415.67

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Solution

The fourth proportional to 174,845.79, 261,825.82 and 108,415.67 is: 162,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,845.79 : 261,825.82 = 108,415.67 : x
  2. Step 2: Convert to fraction form
    174,845.79/261,825.82 = 108,415.67/x
  3. Step 3: Cross multiply
    174,845.79x = 261,825.82 × 108,415.67
  4. Step 4: Simplify right side
    174,845.79x = 28,386,020,118.43
  5. Step 5: Solve for x
    x = 28,386,020,118.43/174,845.79
  6. Step 6: Final answer
    x = 162,348.89

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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.